{"title":"Top End","description":"","products":[{"product_id":"drag-specialties-ds-193420-replacement-front-exhaust-rocker-arm","title":"DS-193420 | Replacement Front Exhaust Rocker Arm","description":"\u003ch1\u003eDrag Specialties DS-193420\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eApplication:\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eExhaust\u003c\/li\u003e\n\u003cli\u003eIntake\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eMounting Position:\u003c\/td\u003e\n\u003ctd\u003eFront Exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003eRocker Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260165218611,"sku":"DS+DS-193420","price":85.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-193420-drag-specialties-ds-193420-replacement-front-exhaust-rocker-arm.png?v=1776702248"},{"product_id":"drag-specialties-ds-750766-piston-kit","title":"DS-750766 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750766\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260237177139,"sku":"DS+DS-750766","price":128.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750766-drag-specialties-ds-750766-piston-kit.png?v=1776704441"},{"product_id":"drag-specialties-ds-750701-piston-kit","title":"DS-750701 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750701\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.437\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.447\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-31\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260257100083,"sku":"DS+DS-750701","price":116.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750700-drag-specialties-ds-750700-piston-kit.png?v=1776704664"},{"product_id":"drag-specialties-ds-750605-front-shovelhead-cylinder","title":"Drag Specialties DS-750605 Front Shovelhead Cylinder","description":"\u003ch1\u003eDrag Specialties DS-750605\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.435\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eColor\/Finish:\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eDisplacement:\u003c\/td\u003e\n\u003ctd\u003e1200 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eMaterial:\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eAluminum\u003c\/li\u003e\n\u003cli\u003eCast\u003c\/li\u003e\n\u003cli\u003eIron\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003eCylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eType:\u003c\/td\u003e\n\u003ctd\u003eFront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260261884211,"sku":"DS+DS-750605","price":198.74,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750605-drag-specialties-ds-750605-front-shovelhead-cylinder.png?v=1776704735"},{"product_id":"s-s-cycle-310-1237c-power-pack-updated-profile-oil-cooled-4-320-bore-4-1-2-stroke-includes-cam-chain-tensioner-w-chrome-pushrod-tubes-550c-cam-black-granite-w-highlight-2017-up-m8","title":"310-1237C | Power Pack, Updated Profile, Oil Cooled, 4.320\" Bore, 4-1\/2\" Stroke, Includes Cam Chain Tensioner, w\/ Chrome Pushrod Tubes, 550C Cam, Black Granite w\/ Highlight, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 310-1237C\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260275450163,"sku":"SS+310-1237C","price":3294.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-310-1058c-power-pack-oil-cooled-4-250-bore-4-3-8-stroke-w-black-pushrod-tubes-550g-cam-wblack-w-highlight-updated-fins-2017-up-m8","title":"310-1058C | Power Pack, Oil Cooled, 4.250\" Bore, 4-3\/8\" Stroke, w\/ Black Pushrod Tubes, 550G Cam, WBlack w\/ Highlight, Updated Fins, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 310-1058C\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260276859187,"sku":"SS+310-1058C","price":3497.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-106-6064-s-s®-performance-replacement-standard-compression-76cc-cylinder-heads-for-1984-99-hd®-big-twins-black-wrinkle-powder-coat-finish","title":"S\u0026S Cycle 106-6064 S\u0026S® Performance Replacement Standard Compression 76cc Cylinder Heads For 1984-'99 HD® Big Twins - Black Wrinkle Powder Coat Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-6064\u003c\/h1\u003e S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Performance Replacement Standard Compression 76cc Cylinder Heads For 1984-'99 HD\u003csup\u003e®\u003c\/sup\u003e Big Twins - Black Wrinkle Powder Coat Finish \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1197_cylinder-head-kit-for-1984-99.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260277743923,"sku":"SS+106-6064","price":1553.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-6064-ss-cycle-106-6064-ss-performance-replacement-standard-compression-76cc-cylinder-heads-for-1984-99-hd-big-twins-black-wrinkle-powder-coat-finish-2.png?v=1776704919"},{"product_id":"s-s-cycle-90-2158-valve-guide-seals-for-1984-2004-bt-and-1986-2003-xl-8-pack","title":"90-2158 | Valve Guide Seals for 1984-2004 bt and 1986-2003 xl - 8 Pack","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-2158\u003c\/h1\u003e \u003cul\u003e\n\u003cli\u003eValve Guide Seal\u003c\/li\u003e\n\u003cli\u003eIntake\/Exhaust\u003c\/li\u003e \u003cli\u003e1984–2004 bt and 1986–2003 xl Sportster® Models\u003c\/li\u003e \u003cli\u003e(18001-83B)\u003c\/li\u003e \u003cli\u003e8 Pack\u003c\/li\u003e\n\u003c\/ul\u003e \u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260293177651,"sku":"SS+90-2158","price":23.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-90-2158-ss-cycle-90-2158-valve-guide-seals-for-1984-2004-bt-and-1986-2003-xl-8-pack-2.jpg?v=1776705096"},{"product_id":"drag-specialties-ds-750751-piston-kit","title":"DS-750751 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750751\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.197\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.197\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260295307571,"sku":"DS+DS-750751","price":105.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750750-drag-specialties-ds-750750-piston-kit.png?v=1776705121"},{"product_id":"s-s-cycle-91-9001-88-sidewinder-3-5-8-big-bore-cylinder-kit-for-1979-84-big-twins-gloss-black-finish","title":"91-9001 | 88\" Sidewinder 3-5\/8\" Big Bore Cylinder Kit for 1979-'84 Big Twins - Gloss Black Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 91-9001\u003c\/h1\u003e Installing this 3-5\/8\" big bore kit will increase the displacement of stock 80\" HD\u003csup\u003e®\u003c\/sup\u003e shovelhead engines to 88\" using the stock 4-1\/4\" flywheels. This may also be used to build an 88\" engine in 74\" shovelheads if a 4-1\/4\" stroke flywheel assemble is also installed. The kit includes S\u0026amp;S 3-5\/8\" bore cylinders, 3-5\/8\" bore forged pistons with rings and wristpins, S\u0026amp;S stainless steel head bolts, base nuts, head gaskets, base gaskets, exhcaust gaskets, and instructions. Compression is 7.5:1. The cylinders are stock length so stock length pushrods and manifold may be used. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0036-gasketlabel.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1169.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260296585523,"sku":"SS+91-9001","price":1995.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-91-9001-ss-cycle-91-9001-88-sidewinder-3-5-8-big-bore-cylinder-kit-for-1979-84-big-twins-gloss-black-finish-2.png?v=1776705091"},{"product_id":"s-s-cycle-106-5535-s-s®-forged-3-5-8-bore-piston-for-1936-84-ohv-big-twins-standard","title":"S\u0026S Cycle 106-5535 S\u0026S® Forged 3 5\/8\" Bore Piston For 1936-'84 OHV Big Twins - Standard","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-5535\u003c\/h1\u003e This new forged, high compression, 3-5\/8\" bore stroker piston replaces several cast and forged big bore pistons that S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e previously offered. Applications for this piston include 88\" (4-1\/4\" stroke). 93\" (4-1\/2\" stroke), and 96\" (4-5\/8\" stroke) engines with stock 81\/2\" diameter flywheels, and 98\" (4-3\/4\" stroke) and 103\" (5\" stroke) engines with 8-1\/4\" small diameter flywheels. As with the new stock bore stroker piston, the modern metallurgy and advanced skirt profiles allow a relatively close piston fit for low engine noise and long engine life. 3-5\/8\" bore, standard bore. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/106-6072_-forged_piston_20140116.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0005_piston_rings.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260298354995,"sku":"SS+106-5535","price":410.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-5535-ss-cycle-106-5535-ss-forged-3-5-8-bore-piston-for-1936-84-ohv-big-twins-standard-2.png?v=1776705157"},{"product_id":"drag-specialties-ds-750700-piston-kit","title":"DS-750700 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750700\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.437\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.437\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-31\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260304679219,"sku":"DS+DS-750700","price":116.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750700-drag-specialties-ds-750700-piston-kit_383c5567-142c-45b1-804a-c581f0691942.png?v=1776705214"},{"product_id":"drag-specialties-ds-750740-piston-kit","title":"DS-750740 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750740\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,005\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.005\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.503\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.503\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260307661107,"sku":"DS+DS-750740","price":114.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750739-drag-specialties-ds-750739-piston-kit.png?v=1776705255"},{"product_id":"drag-specialties-ds-750768-piston-kit","title":"DS-750768 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750768\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.508\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.508\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260314378547,"sku":"DS+DS-750768","price":128.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750766-drag-specialties-ds-750766-piston-kit_e08791d2-6189-40ca-bdee-38c1001d4c37.png?v=1776705326"},{"product_id":"s-s-cycle-900-1186-billet-head-breathers-for-m8-models","title":"900-1186 | Billet Head Breathers for M8 Models","description":"\u003ch1\u003eS\u0026amp;S Cycle 900-1186\u003c\/h1\u003e  \u003cp\u003eThe crew here at S\u0026amp;S Cycle have been working on our new Billet Head Breathers, crafted from premium 6061 aluminum and anodized in the iconic S\u0026amp;S Blue. Our new breathers feature a dual O-ring design, ensuring a superior seal in the head, minimizing leaks, and maximizing performance. We also developed a unique Labyrinth design to significantly reduce oil pass-through, keeping your engine running cleaner and smoother.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits \u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e6061 Aluminum to replace stock plastic\u003c\/li\u003e \u003cli\u003eAnodized S\u0026amp;S Blue\u003c\/li\u003e \u003cli\u003eDual O-Ring for a better seal in the head\u003c\/li\u003e \u003cli\u003eUnique Labyrinth design to significantly reduce oil pass-through\u003c\/li\u003e \u003cli\u003eReduced emissions (Burns less oil)\u003c\/li\u003e \u003cli\u003eIncreased durability over stock  \u003c\/li\u003e \u003c\/ul\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/500-1831-instructions-for-m8-breather-kit-900-1186.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260315066675,"sku":"SS+900-1186","price":299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-900-1186-ss-cycle-900-1186-billet-head-breathers-for-m8-models-2.jpg?v=1776705333"},{"product_id":"drag-specialties-ds-750507-natural-evolution-style-cylinder","title":"Drag Specialties DS-750507 Natural Evolution-Style Cylinder","description":"\u003ch1\u003eDrag Specialties DS-750507\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eColor\/Finish:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eDisplacement:\u003c\/td\u003e\n\u003ctd\u003e1340 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eMaterial:\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eAluminum\u003c\/li\u003e\n\u003cli\u003eCast\u003c\/li\u003e\n\u003cli\u003eIron\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003eCylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eType:\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eFront\u003c\/li\u003e\n\u003cli\u003eRear\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260321292595,"sku":"DS+DS-750507","price":247.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750507-drag-specialties-ds-750507-natural-evolution-style-cylinder.png?v=1776705403"},{"product_id":"s-s-cycle-910-0733a-cylinder-kit-4-250-bore-updated-profile-stock-bolt-pattern-4-840-4-500-stroke-w-s-s®-logo-920-0140-black-granite-w-highlight-2017-up-m8","title":"S\u0026S Cycle 910-0733A Cylinder, Kit, 4.250\" Bore, Updated Profile, Stock Bolt Pattern, 4.840\", 4.500\" Stroke, w\/ S\u0026S® Logo, 920-0140, Black Granite w\/ Highlight, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 910-0733A\u003c\/h1\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260321882419,"sku":"SS+910-0733A","price":1643.95,"currency_code":"USD","in_stock":true}]},{"product_id":"feuling-1079-v-rod-6mm-valve-stems-qty-8-seals","title":"1079 | V-Rod, 6mm Valve stems, qty 8 seals","description":"\u003ch1\u003eFeuling 1079\u003c\/h1\u003e \u003cp\u003eHigh quality Viton valve seals designed to handle high engine temperatures with a built in spring loaded wiper to clean excess oil from valve stem with minimal friction. Includes 8 seals.\u003c\/p\u003e \u003ch5\u003eFITS: \u003c\/h5\u003e\u003cp\u003eV-Rod, 6mm Valve stems, qty 8 seals\u003c\/p\u003e \u003ch5\u003eCOUNTRY OF ORIGIN: \u003c\/h5\u003e\u003cp\u003eUSA\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eDisclaimer: Qualified Manufacturer Declared Replacement Part means any aftermarket part intended to replace an original equipment emissions related part and which is functionally identical to the original equipment part in all respects which in any way affect emissions (including durability), or a consolidated part, that has been evaluated and declared by the manufacturer to meet this definition and carry this categorization and designation label. This manufacturer has declared in writing that it has documentation, based upon sound engineering judgment, indicating the replacement part does not reduce the effectiveness of any required emission control device and it does not cause the modified vehicle\/engine\/equipment to exceed applicable emissions standards for that make\/model\/year fitment(s) advertised.\u003c\/strong\u003e\u003c\/p\u003e  \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eMake\u003c\/th\u003e \u003cth\u003eModel\u003c\/th\u003e \u003cth\u003eYear\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eNight Rod Special 10th Anniversary Edition VRSCDX\u003c\/td\u003e \u003ctd\u003e2012\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eNight Rod Special VRSCDX\u003c\/td\u003e \u003ctd\u003e2007 - 2017\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eNight Rod VRSCD\u003c\/td\u003e \u003ctd\u003e2006 - 2008\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eStreet Rod VRSCR\u003c\/td\u003e \u003ctd\u003e2006 - 2007\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eV-Rod Muscle VRSCF\u003c\/td\u003e \u003ctd\u003e2009 - 2017\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eV-Rod Screamin Eagle Tribute VRSCX\u003c\/td\u003e \u003ctd\u003e2007\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eV-Rod VRSCA\u003c\/td\u003e \u003ctd\u003e2002 - 2006\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eV-Rod VRSCAW\u003c\/td\u003e \u003ctd\u003e2007\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHarley-Davidson\u003c\/td\u003e \u003ctd\u003eV-Rod VRSCB\u003c\/td\u003e \u003ctd\u003e2004 - 2005\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e  \u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"Feuling","offers":[{"title":"Default Title","offer_id":53260330074419,"sku":"FE+1079","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/fe-1079-6271309a0ccc340f9b056c84604867bd675645d9.jpg?v=1776877371"},{"product_id":"s-s-cycle-94-1210x-3-5-8-piston-ring-set-standard-size-for-1984-99-bt-and-1986-2003-xl","title":"94-1210X | 3-5\/8\" Piston Ring Set Standard Size for 1984-'99 bt and 1986-2003 xl","description":"\u003ch1\u003eS\u0026amp;S Cycle 94-1210X\u003c\/h1\u003e \u003cul\u003e\n\u003cli\u003e3-1\/2\" Piston Ring Set\u003c\/li\u003e\n\u003cli\u003eMoly Faced\u003c\/li\u003e\n\u003cli\u003eStandard\u003c\/li\u003e\n\u003cli\u003eFits 1984-'99 bt and 1986-2003 xl\u003c\/li\u003e\n\u003c\/ul\u003e \u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260334334259,"sku":"SS+94-1210X","price":67.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-94-1210x-ss-cycle-94-1210x-3-5-8-piston-ring-set-standard-size-for-1984-99-bt-and-1986-2003-xl-2.jpg?v=1776705496"},{"product_id":"s-s-cycle-910-0201-97-big-bore-cylinder-kit-for-1999-06-big-twins-silver-powder-coat-finish","title":"910-0201 | 97'' Big Bore Cylinder Kit for 1999-'06 Big Twins - Silver Powder Coat Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 910-0201\u003c\/h1\u003e \u003cp\u003eThis bolt-on big bore cylinder and piston kit will increase the displacement of 88\" engines to 97\". It is as easy as a stock top end rebuild and requires no machining or flywheel rebalancing. For best performance, appropriate camshafts, performance air cleaner, performance exhaust and fuel system tuning are required. \u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/106-5986_106_97bbk_20130222.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260341707059,"sku":"SS+910-0201","price":1219.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-910-0201-ss-cycle-910-0201-97-big-bore-cylinder-kit-for-1999-06-big-twins-silver-powder-coat-finish-2.png?v=1776705576"},{"product_id":"s-s-cycle-90-0097-complete-74-top-end-replacement-kit-for-1966-78-big-twins-with-o-ring-heads","title":"90-0097 | Complete 74\" Top End Replacement Kit For 1966-'78 Big Twins With O-ring Heads","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-0097\u003c\/h1\u003e \u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eProvide everything you need to replace the top end of a 74\" shovelhead engine.\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S top end kits for shovelheads include a set of S\u0026amp;S Super Stock® cylinder heads, a pair of S\u0026amp;S® stock bore cylinders (37\/16\" for 74\" and 31\/2\" for 80\"), S\u0026amp;S 8:1 compression forged pistons, complete with rings and wristpins, manifold clamps, manifold seals, all required hardware, and gaskets.\u003c\/li\u003e\n\u003cli\u003e74\" top end kits include S\u0026amp;S 106-5495 series 331\/32\" stroke pistons and o-ring style cylinder heads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0036-gasketlabel.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1169.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260345311539,"sku":"SS+90-0097","price":3659.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-90-0097-ss-cycle-90-0097-complete-74-top-end-replacement-kit-for-1966-78-big-twins-with-o-ring-heads-2.png?v=1776705586"},{"product_id":"drag-specialties-ds-750754-piston-kit","title":"DS-750754 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750754\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,040\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.040\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.227\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.227\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260349276467,"sku":"DS+DS-750754","price":105.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750750-drag-specialties-ds-750750-piston-kit_2713abc7-8ba5-4f05-883d-908d8e8d5846.png?v=1776705637"},{"product_id":"s-s-cycle-92-2017-89-high-compression-stroker-pistons-for-1984-99-hd®-big-twins-and-1986-03-hd®-sportster®-models-w-super-stock-heads-010","title":"S\u0026S Cycle 92-2017 89\" High Compression Stroker Pistons For 1984-'99 HD® Big Twins And 1986-'03 HD® Sportster® Models W\/ Super Stock Heads - +.010\"","description":"\u003ch1\u003eS\u0026amp;S Cycle 92-2017\u003c\/h1\u003e These high compression 3-1\/2\" bore forged stroker pistons for 1984-'99 HD\u003csup\u003e®\u003c\/sup\u003e big twins are a high compression option for 89\" stroker kits for 1984-'99 with 4-5\/8\" stroke flywheels and S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock heads. 12:1 compression . These pistons may also be used in stock stroke 1200cc HD\u003csup\u003e®\u003c\/sup\u003e Sportster\u003csup\u003e®\u003c\/sup\u003e models with S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock heads.10:1 compression. +.010\" oversize. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1028_pistons_20130218.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0005_piston_rings.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260361204019,"sku":"SS+92-2017","price":484.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-92-2017-ss-cycle-92-2017-89-high-compression-stroker-pistons-for-1984-99-hd-big-twins-and-1986-03-hd-sportster-models-w-super-stock-heads-010-2.png?v=1776705730"},{"product_id":"drag-specialties-ds-750767-piston-kit","title":"DS-750767 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750767\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,005\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.005\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260363137331,"sku":"DS+DS-750767","price":128.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750766-drag-specialties-ds-750766-piston-kit_14796e39-ca78-4448-8dd8-9ddcffe9907d.png?v=1776705742"},{"product_id":"s-s-cycle-90-0098-complete-80-top-end-replacement-kit-for-1979-84-big-twins-with-band-style-heads","title":"90-0098 | Complete 80\" Top End Replacement Kit For 1979-'84 Big Twins With Band Style Heads","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-0098\u003c\/h1\u003e \u003cp\u003eReplace that worn out top end with the S\u0026amp;S 80\" top end replacement kit. This kit contains S\u0026amp;S 3-1\/2\" bore high tensile cast iron cylinders, 3-1\/2\" bore forged pistons, S\u0026amp;S Super Stock cylinder heads, and all the gaskets and hardware needed to totally replace the top end of a tired 80\" shovelhead engine. The high flowing ports and .590\" lift capacity of the cylinder heads allow for improved performance and easy high lift camshaft intallation. The moderate 8:1 compression rato allows your engine run well on readily available premium pump gas.\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0036-gasketlabel.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1169.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260367298867,"sku":"SS+90-0098","price":3659.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-90-0098-ss-cycle-90-0098-complete-80-top-end-replacement-kit-for-1979-84-big-twins-with-band-style-heads-2.png?v=1776705785"},{"product_id":"s-s-cycle-90-4916-plug-assembly-compression-release-14mm","title":"90-4916 | Plug, Assembly, Compression Release, 14mm","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-4916\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260368281907,"sku":"SS+90-4916","price":24.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-910-0762a-cylinder-kit-4-250-bore-updated-profile-stock-bolt-pattern-4-840-4-5-8-stroke-w-s-s®-logo-920-0149-wblack-w-highlight-2017-up-m8","title":"S\u0026S Cycle 910-0762A Cylinder, Kit, 4.250\" Bore, Updated Profile, Stock Bolt Pattern, 4.840\", 4-5\/8\" Stroke, w\/ S\u0026S® Logo, 920-0149, WBlack w\/ Highlight, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 910-0762A\u003c\/h1\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260370411827,"sku":"SS+910-0762A","price":1643.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-310-1229c-power-pack-updated-profile-water-cooled-4-320-bore-4-1-2-stroke-includes-cam-chain-tensioner-w-chrome-pushrod-tubes-550c-cam-wblack-w-highlight-2017-up-m8","title":"310-1229C | Power Pack, Updated Profile, Water Cooled, 4.320\" Bore, 4-1\/2\" Stroke, Includes Cam Chain Tensioner, w\/ Chrome Pushrod Tubes, 550C Cam, WBlack w\/ Highlight, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 310-1229C\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260378276147,"sku":"SS+310-1229C","price":3294.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-106-3233-s-s®-super-stock®-79cc-cylinder-head-kit-for-2006-16-hd®-big-twins-wrinkle-black-powder-coat-finish","title":"S\u0026S Cycle 106-3233 S\u0026S® Super Stock® 79cc Cylinder Head Kit For 2006-'16 HD® Big Twins - Wrinkle Black Powder Coat Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-3233\u003c\/h1\u003e \u003cp\u003eThese S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock\u003csup\u003e®\u003c\/sup\u003e high performance cylinder heads are designed for stock displacement or slightly modified 2006-'16 engines up to 110\". The 79cc combustion chamber provides a significantly higher than stock, but still manageable compression ratio. Machined for S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e electric or manual compression releases. The moderately sized 1.940\" intake and 1.575\" exhaust valves maintain port velecity in smaller displacement engines for good low and midrange response. S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e High performance valve springs allow the installation of camshafts with up to .650\" lift. Compatible with stock rocker boxes, exhaust, and intake manifolds. Wrinkle black powder coat finish matches stock silver engine components.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eNOTE: Super Stock heads will not work with S\u0026amp;S compression releases in a late model twin cam that has HD® ACR's already installed. S\u0026amp;S compression releases are controlled by a starter relay but the stock HD ACRs are controlled by the ECM and they do not work together properly.  Damage will be caused to the heads and engine if customer or dealer tries to tie into the HD® wiring.\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1108_cylinderheadstc88_20080428.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260382142771,"sku":"SS+106-3233","price":1995.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-3233-ss-cycle-106-3233-ss-super-stock-79cc-cylinder-head-kit-for-2006-16-hd-big-twins-wrinkle-black-powder-coat-finish-2.png?v=1776705908"},{"product_id":"s-s-cycle-106-6059-s-s®-performance-replacement-standard-compression-76cc-cylinder-heads-for-1984-99-hd®-big-twins-natural-aluminum-finish","title":"S\u0026S Cycle 106-6059 S\u0026S® Performance Replacement Standard Compression 76cc Cylinder Heads For 1984-'99 HD® Big Twins - Natural Aluminum Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-6059\u003c\/h1\u003e \u003cp\u003eS\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Performance Replacement cylinder heads for 1986-'99 HD\u003csup\u003e®\u003c\/sup\u003e Evolution\u003csup\u003e®\u003c\/sup\u003e big twin engines are designed to be compatible with a stock style flat topped piston. This set has a 76cc combustion chamber that gives a slight increase in compression for great results with most performance cams. Larger than stock 1.900\" intake and 1.575\" exhaust valves provide plenty of air while maintaining port velocity for good low and midrange response. S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e high lift valve springs allow the installation of cams with up to .585\" lift. Compatible with stock intake manifolds, exhaust systems, and temperature sensors for EFI equipped models. Natural aluminum finish.\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1197_cylinder-head-kit-for-1984-99.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260383027507,"sku":"SS+106-6059","price":1468.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-6059-ss-cycle-106-6059-ss-performance-replacement-standard-compression-76cc-cylinder-heads-for-1984-99-hd-big-twins-natural-aluminum-finish-2.jpg?v=1776705920"},{"product_id":"s-s-cycle-310-1251-piston-cooling-jet-kit-for-99-16-h-d®-twin-cam-models","title":"S\u0026S Cycle 310-1251 Piston Cooling Jet Kit For '99- ' 16 H-D® Twin Cam Models","description":"\u003ch1\u003eS\u0026amp;S Cycle 310-1251\u003c\/h1\u003e \u003cp\u003eWhether you are building a big-inch project or rebuilding your stock Twin Cam, keeping engine components cool is key to longevity. That’s why we recommend replacing the OEM single-jet design with our new dual-jet oilers, which uniformly cool both sides of the pistons. \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMilled from Billet Aluminum 6061-T6\u003c\/li\u003e \u003cli\u003eRevised spray locations for more effective cooling\u003c\/li\u003e \u003cli\u003eDual jets for uniform piston cooling\u003c\/li\u003e \u003cli\u003eShorter than OEM for greater rod clearance\u003c\/li\u003e \u003cli\u003eIncludes all needed gaskets and hardware\u003c\/li\u003e \u003cli\u003eEquivalent Oil Flow to stock\u003c\/li\u003e \u003cli\u003eUS Patent #11927127\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNOTE: As in any custom performance build, S\u0026amp;S recommends checking clearances before final assembly\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eThese Flywheels are replacement flywheels for the SE 120R. When installing these flywheels in a Harley-Davidson® case, they need to run the HD piston oiling jets - \u003cem\u003eNot the S\u0026amp;S® piston oiling jets. \u003c\/em\u003e\u003c\/p\u003e \u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260386763059,"sku":"SS+310-1251","price":89.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-310-1251-ss-cycle-310-1251-piston-cooling-jet-kit-for-99-16-h-d-twin-cam-models-2.jpg?v=1776705921"},{"product_id":"drag-specialties-ds-750721-piston-kit","title":"DS-750721 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750721\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.0:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.508\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260397609267,"sku":"DS+DS-750721","price":120.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750700-drag-specialties-ds-750700-piston-kit_930ad5ff-1ede-4359-a802-0af578382f6f.png?v=1776706064"},{"product_id":"s-s-cycle-900-1299-head-breather-kit-for-1999-2017-bt","title":"900-1299 | Head Breather Kit for 1999-2017 bt","description":"\u003ch1\u003eS\u0026amp;S Cycle 900-1299\u003c\/h1\u003e \u003cp\u003eNew Billet Head Breathers for your 1999-2017 Twin Cam from S\u0026amp;S Cycle. Crafted from premium 6061 aluminum and anodized in the iconic S\u0026amp;S blue, they look good and perform even better. Inside you will find our proprietary Labyrinth design to significantly reduce oil pass-through, keeping your engine running cleaner. Billet construction provides a superior seal in the head, minimizing leaks, and maximizing performance over stock plastic units.\u003c\/p\u003e \u003cp\u003e• 6061 Aluminum for Increased durability over stock\u003c\/p\u003e \u003cp\u003e• Anodized S\u0026amp;S Blue\u003c\/p\u003e \u003cp\u003e• Unique Labyrinth design to significantly reduce oil consumption\u003c\/p\u003e \u003cp\u003e• Maintenance free design replaces ineffective mesh filter\u003c\/p\u003e \u003cp\u003e• Less oil carry over into the intake\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\u0026lt;a%20href=\" target=\"_blank\" alt=\"Download Instructions\" https:=\"\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260401180979,"sku":"SS+900-1299","price":224.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-900-1299-ss-cycle-900-1299-head-breather-kit-for-1999-2017-bt-2.jpg?v=1776705989"},{"product_id":"s-s-cycle-900-0251-s-s®-super-stock®-79cc-cylinder-head-kit-for-1999-05-hd®-big-twins-wrinkle-black-powder-coat-finish","title":"S\u0026S Cycle 900-0251 S\u0026S® Super Stock® 79cc Cylinder Head Kit For 1999-'05 HD® Big Twins - Wrinkle Black Powder Coat Finish","description":"\u003ch1\u003eS\u0026amp;S Cycle 900-0251\u003c\/h1\u003e \u003cp\u003eThese S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock\u003csup\u003e®\u003c\/sup\u003e high performance cylinder heads are designed for 1999-'05 engines with stock crankcase. They work well with engines of stock displacement, but are ideal for somewhat larger stroker or big bore engines up to 110\". The 79cc combustion chamber provides a slightly higher than stock, which makes most performance cams work better. Machined for S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e compression releases. The large 1.940\" intake and 1.575\" exhaust valves maintain port velecity for good low and midrange response, but supply enough air for stock and slightly larger engines to perform to their full potential. S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e High performance valve springs allow the installation of camshafts with up to .585\" lift. Compatible with stock rocker boxes, exhaust, and intake manifolds. Wrinkle black powder coat finish matches stock black engine components.\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1108_cylinderheadstc88_20080428.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260413108531,"sku":"SS+900-0251","price":1795.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-900-0251-ss-cycle-900-0251-ss-super-stock-79cc-cylinder-head-kit-for-1999-05-hd-big-twins-wrinkle-black-powder-coat-finish-2.png?v=1776706208"},{"product_id":"drag-specialties-ds-750707-piston-kit","title":"DS-750707 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750707\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,070\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.070\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.437\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.507\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-31\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260413763891,"sku":"DS+DS-750707","price":116.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750700-drag-specialties-ds-750700-piston-kit_f5aa87e1-10ab-47af-b8c0-602318e9e54d.png?v=1776706189"},{"product_id":"s-s-cycle-900-0593-street-performance-585-valve-spring-kit-for-1984-04-big-twin-models","title":"900-0593 | Street Performance .585\" Valve Spring Kit for 1984-'04 Big Twin Models","description":"\u003ch1\u003eS\u0026amp;S Cycle 900-0593\u003c\/h1\u003e \u003cp\u003eStreet Performance .585\" Valve Spring Kit for 1999-'04 Twin Cam 88\u003csup\u003e®\u003c\/sup\u003e big twins w\/ stock heads. Single wire conical shape. Suitable for high performance applications. Accommodates camshaft lift to 0.585. Kit contains: Springs, Top \u0026amp; Bottom Collars, Keepers, Shims.\u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0227_streetperform_585round_valvespring.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260414583091,"sku":"SS+900-0593","price":163.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-900-0593-ss-cycle-900-0593-street-performance-585-valve-spring-kit-for-1984-04-big-twin-models-2.png?v=1776706223"},{"product_id":"s-s-cycle-330-0821-camshaft-chain-drive-496c-packaged-2017-up-m8","title":"330-0821 | Camshaft, Chain Drive, 496C, Packaged, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 330-0821\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260417466675,"sku":"SS+330-0821","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-330-0821-ss-cycle-330-0821-camshaft-chain-drive-496c-packaged-2017-up-m8-2.jpg?v=1776706237"},{"product_id":"s-s-cycle-90-1499-s-s®-super-stock®-3-5-8-bore-band-style-single-plug-cylinder-head-kit-for-1979-84-big-twins-natural-aluminum-finish","title":"S\u0026S Cycle 90-1499 S\u0026S® Super Stock® 3-5\/8\" Bore Band Style Single Plug Cylinder Head Kit for 1979-'84 Big Twins - Natural Aluminum FInish","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-1499\u003c\/h1\u003e S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock\u003csup\u003e®\u003c\/sup\u003e band style cylinder heads for 1979-'84 HD\u003csup\u003e®\u003c\/sup\u003e big twins feature a stock like appearance, but flow much better than stock heads. Heads come assembled with premium valves and S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e valve springs that can handle cams with lifts up to .590\". These heads are machined for one spark plug per head and accept 3-5\/8\" bore cylinders. These cylinder heads are original equipment on S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e SH-Series engines, and are a great upgrade for stock shovelheads. Rocker boxes are fastened with 5\/16\"-18 cap screws instead of the stock studs and nuts. KIt includes front and rear cylinder head assemblies, rocker box gaskets, copper head gaskets, exhaust gaskets, hardware, and instructions. Natural aluminum finish. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1060-shovel-heads.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260420940083,"sku":"SS+90-1499","price":1895.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-90-1499-ss-cycle-90-1499-ss-super-stock-3-5-8-bore-band-style-single-plug-cylinder-head-kit-for-1979-84-big-twins-natural-aluminum-finish-2.png?v=1776706222"},{"product_id":"drag-specialties-ds-750604-rear-shovelhead-cylinder","title":"DS-750604 | Rear Shovelhead Cylinder","description":"\u003ch1\u003eDrag Specialties DS-750604\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.435\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eColor\/Finish:\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eDisplacement:\u003c\/td\u003e\n\u003ctd\u003e1200 cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eMaterial:\u003c\/td\u003e\n\u003ctd\u003e\u003cul\u003e\n\u003cli\u003eAluminum\u003c\/li\u003e\n\u003cli\u003eCast\u003c\/li\u003e\n\u003cli\u003eIron\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003eCylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eType:\u003c\/td\u003e\n\u003ctd\u003eRear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260421693747,"sku":"DS+DS-750604","price":220.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750604-drag-specialties-ds-750604-rear-shovelhead-cylinder.png?v=1776706271"},{"product_id":"s-s-cycle-106-1071-3-5-8-bore-single-plug-retro-cylinder-head-and-valve-train-upgrade-kit-for-1966-84-big-twins","title":"106-1071 | 3-5\/8\" Bore Single Plug Retro Cylinder Head and Valve Train Upgrade Kit for 1966-'84 big twins","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-1071\u003c\/h1\u003e Here’s a way to give your 3-5\/8\" bore shovelhead engine the nostalgic look of a pan, and improve performance at the same time. The Retro Cylinder Head and Valve Train Upgrade Kit consists of a set of S\u0026amp;S P-Series 3-5\/8\" single plug cylinder heads with rocker cradles, S\u0026amp;S roller rocker arms, S\u0026amp;S hydraulic tappets, billet tappet guides, Quickee pushrods, pushrod cover clips, and the required gaskets and hardware for assembly. Fits 3-5\/8\" bore engines in Harley-Davidson\u003csup\u003e®\u003c\/sup\u003e motorcycles. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1016_noncopperheadgaskets_20130108.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0042fhpgasketinstall-2up.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260423168307,"sku":"SS+106-1071","price":4499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-1071-ss-cycle-106-1071-3-5-8-bore-single-plug-retro-cylinder-head-and-valve-train-upgrade-kit-for-1966-84-big-twins-2.png?v=1776706293"},{"product_id":"s-s-cycle-106-5554-31-2-bore-forged-stroker-piston-kits-for-stock-heads-or-s-s-performance-replacement-heads-std","title":"106-5554 | 31\/2\" Bore Forged Stroker Piston Kits For Stock Heads Or S\u0026S Performance Replacement Heads - STD","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-5554\u003c\/h1\u003e These forged 3-1\/2\" bore stroker pistons for 1984-'99 HD\u003csup\u003e®\u003c\/sup\u003e Evolution\u003csup\u003e®\u003c\/sup\u003e big twin engines are required for the S\u0026amp;S 89\" stock bore stroker kits, which include S\u0026amp;S 4-5\/8\" stroke flywheels. Pistons are designed to be used with stock cylinder heads or with S\u0026amp;S Performance Replacement heads. Low silicon forged material and advanced S\u0026amp;S piston skirt design result in high strengh and low noise. 3-1\/2\" standard bore. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/106-6072_-forged_piston_20140116.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0005_piston_rings.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260424020275,"sku":"SS+106-5554","price":484.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-5554-ss-cycle-106-5554-31-2-bore-forged-stroker-piston-kits-for-stock-heads-or-ss-performance-replacement-heads-std-2.png?v=1776706307"},{"product_id":"s-s-cycle-106-4416-106-big-bore-forged-pistons-for-2007-16-hd®-big-twins-3-927-010-bore","title":"S\u0026S Cycle 106-4416 106\" Big Bore Forged Pistons For 2007-'16 HD® Big Twins - 3.927\" +.010\" Bore","description":"\u003ch1\u003eS\u0026amp;S Cycle 106-4416\u003c\/h1\u003e These big bore pistons work with the stock 4-3\/8\" stroke flywheels to convert any 2007-'16 HD\u003csup\u003e®\u003c\/sup\u003e big twin engine from 96\" or 103\" to 106\" displacement with 10:1 compression with stock heads. Stock cylinders may be bored to accommodate larger pistons, but we recommend S\u0026amp;S 3.927\" bore cylinders which feature high strength alloyed cast iron liners. Pistons are compatible with stock rods with tapered wristpin ends. S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e 3.927\" bore pistons are machined to such close tolerances that it is not necessary to measure the piston. Just bore cylinders to nominal diameter +\/- 0.0005\" for correct clearance. Additionally, the low friction coating on the piston skirt makes taking measurements very difficult. 3.927\" .010\" bore. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/106-5986_106_97bbk_20130222.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260428280115,"sku":"SS+106-4416","price":514.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-106-4416-ss-cycle-106-4416-106-big-bore-forged-pistons-for-2007-16-hd-big-twins-3927-010-bore-2.png?v=1776706338"},{"product_id":"s-s-cycle-900-0349-head-kit-4-1-8-bore-stock-bolt-pattern-650-steel-w-o-compression-release-machin-91cc-wblack-06-dyna-07-up-bt-08-up-tourin","title":"900-0349 | Head, Kit, 4-1\/8\" Bore, Stock Bolt Pattern, .650\" Steel, w\/o Compression Release Machin, 91cc, WBlack, 06 Dyna,07-up bt,08-up Tourin","description":"\u003ch1\u003eS\u0026amp;S Cycle 900-0349\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260428378419,"sku":"SS+900-0349","price":1795.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-310-1051c-power-pack-water-cooled-4-250-bore-4-3-8-stroke-w-chrome-pushrod-tubes-550g-cam-wblack-w-highlight-updated-fins-2017-up-m8","title":"310-1051C | Power Pack, Water Cooled, 4.250\" Bore, 4-3\/8\" Stroke, w\/ Chrome Pushrod Tubes, 550G Cam, WBlack w\/ Highlight, Updated Fins, 2017-up M8","description":"\u003ch1\u003eS\u0026amp;S Cycle 310-1051C\u003c\/h1\u003e\u003cbr\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260428607795,"sku":"SS+310-1051C","price":3497.95,"currency_code":"USD","in_stock":true}]},{"product_id":"s-s-cycle-910-0469-124-standard-compression-4-1-8-big-bore-kit-for-2007-16-big-twins-stone-gray-finish","title":"910-0469 | 124\" Standard Compression 4-1\/8\" Big Bore Kit for 2007-'16 Big Twins - Stone Gray FInish","description":"\u003ch1\u003eS\u0026amp;S Cycle 910-0469\u003c\/h1\u003e \u003cp\u003eThis big bore cylinder and piston kit can be used as replacement for the cylinders and pistons for an S\u0026amp;S 124\" Hot Set Up Kit, a T124 T2 engine or as the basis for a new engine build. Kit contains S\u0026amp;S 4-1\/8\" bore cylinders and forged flat dome pistons, rings, wrist pins, head and base gaskets. The cylinders are machined with the stock bolt pattern and are intended for use in stock crankcases of 2007-'16 big twin engines. This kit must be used with 4-5\/8\" flywheels resulting in 124' displacement. Cylinder finish is a durable Stone Gray powder coat that matches stock CVO engine finsh. This cylinder kit may be used with stock or S\u0026amp;S cylinder heads with stock bolt pattern. For best performance, appropriate camshafts, performance air cleaner, performance exhaust and fuel system tuning are required.\u003c\/p\u003e \u003cp\u003e**Crankcases must be bored to accept the larger 4-1\/8\" bore cylinders. \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1116-4-4-125-bore-hsu-tc88.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/510-0381-o-ring-dowels-20151026.pdf\" target=\"_blank\" alt=\"Download Additional Instructions\"\u003eAdditional Install Instructions\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260430475571,"sku":"SS+910-0469","price":1643.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-910-0469-ss-cycle-910-0469-124-standard-compression-4-1-8-big-bore-kit-for-2007-16-big-twins-stone-gray-finish-2.png?v=1776706350"},{"product_id":"drag-specialties-ds-750752-piston-kit","title":"DS-750752 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750752\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,020\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.020\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.207\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.207\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e3-13\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260435325235,"sku":"DS+DS-750752","price":105.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750750-drag-specialties-ds-750750-piston-kit_f7c72f35-2bf0-4cb6-a984-f4d31b1f890b.png?v=1776706404"},{"product_id":"drag-specialties-ds-750733-piston-kit","title":"DS-750733 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750733\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,030\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.030\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e7.2:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.528\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003ePair\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260435882291,"sku":"DS+DS-750733","price":120.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750700-drag-specialties-ds-750700-piston-kit_e714e30c-eca5-4bea-a756-cb2159b67e7b.png?v=1776706411"},{"product_id":"drag-specialties-ds-750739-piston-kit","title":"DS-750739 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750739\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.498\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260436472115,"sku":"DS+DS-750739","price":114.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750739-drag-specialties-ds-750739-piston-kit_ca281198-32b6-40b0-a8b9-4c3c37fa974a.png?v=1776706408"},{"product_id":"s-s-cycle-90-1293-s-s®-super-stock®-79cc-cylinder-head-kit-for-1999-05-hd®-big-twins-wrinkle-black-powder-coat-finish","title":"S\u0026S Cycle 90-1293 S\u0026S® Super Stock® 79cc Cylinder Head Kit For 1999-'05 HD® Big Twins - Wrinkle Black Powder Coat Finish.","description":"\u003ch1\u003eS\u0026amp;S Cycle 90-1293\u003c\/h1\u003e These S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e Super Stock\u003csup\u003e®\u003c\/sup\u003e high performance cylinder heads are designed for 1999-'05 engines with stock crankcase. They work well with engines of stock displacement, but are ideal for somewhat larger stroker or big bore engines up to 110\". The 79cc combustion chamber provides a slightly higher than stock, which makes most performance cams work better. Machined for S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e compression releases. The large 1.940\" intake and 1.575\" exhaust valves maintain port velecity for good low and midrange response, but supply enough air for stock and slightly larger engines to perform to their full potential. S\u0026amp;S\u003csup\u003e®\u003c\/sup\u003e High performance valve springs allow the installation of camshafts with up to .650\" lift. Compatible with stock rocker boxes, exhaust, and intake manifolds. Wrinkle black powder coat finish matches stock black engine components. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1108_cylinderheadstc88_20080428.pdf\" target=\"_blank\" alt=\"Download Instructions\"\u003eInstall Instructions Download\u003c\/a\u003e\u003ch3\u003eFITMENT DISCLAIMER\u003c\/h3\u003e\n\u003cp\u003eFitment information is provided as a general reference only and is not guaranteed for any motorcycle, whether stock or modified. Compatibility may vary by year, model, and individual configuration.\u003c\/p\u003e\n\n\u003cp\u003eCustomers are responsible for verifying fitment prior to purchase. House of Harley-Davidson assumes no liability for purchases made based on incorrect or unverified fitment information.\u003c\/p\u003e\n\n\u003cp\u003ePlease contact our Parts Department with any questions before ordering at \u003ca href=\"tel:4142822211\"\u003e414-282-2211\u003c\/a\u003e\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260437029171,"sku":"SS+90-1293","price":1815.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-90-1293-ss-cycle-90-1293-ss-super-stock-79cc-cylinder-head-kit-for-1999-05-hd-big-twins-wrinkle-black-powder-coat-finish-2.png?v=1776706423"},{"product_id":"drag-specialties-ds-750741-piston-kit","title":"DS-750741 | Piston Kit","description":"\u003ch1\u003eDrag Specialties DS-750741\u003c\/h1\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"\"\u003e \u003ctbody class=\"\"\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore - Oversize:\u003c\/td\u003e\n\u003ctd\u003e+0,010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Oversize - Imperial:\u003c\/td\u003e\n\u003ctd\u003e+0.010\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eBore Size Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.508\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eCompression Ratio Imperial:\u003c\/td\u003e\n\u003ctd\u003e8.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Diameter Imperial:\u003c\/td\u003e\n\u003ctd\u003e3.508\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003ePiston Material:\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eProduct Name:\u003c\/td\u003e\n\u003ctd\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eRiding Style:\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eStroke Length Imperial:\u003c\/td\u003e\n\u003ctd\u003e4-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"\"\u003e\n\u003ctd\u003eUnits:\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Drag Specialties","offers":[{"title":"Default Title","offer_id":53260441223475,"sku":"DS+DS-750741","price":114.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ds-ds-750739-drag-specialties-ds-750739-piston-kit_ef87c38c-ad4b-4e03-b0cf-ea384df584bf.png?v=1776706455"}],"url":"https:\/\/houseofharley.com\/collections\/engine-top-end.oembed","provider":"House of Harley®","version":"1.0","type":"link"}