{"product_id":"s-s-cycle-32-2230-s-s-89-stock-bore-stroker-kit-for-1984-99-carbureted-big-twins","title":"32-2230 | S\u0026S 89\" Stock Bore Stroker Kit For 1984-'99 Carbureted Big Twins","description":"\u003ch1\u003eS\u0026amp;S Cycle 32-2230\u003c\/h1\u003e Stock bore stroker kits have always been an economical way to increase the displacement of your engine. This S\u0026amp;S 89\" stock bore stroker kit upgrades carbureted 80\" HD 80 Evolution big twin engines to 89\" displacement at approximately 9.25:1 compression. Includes a dynamically balanced 4-5\/8\" stroke flywheel assembly complete with S\u0026amp;S heavy duty connecting rods and mainshafts. Stock bore stroker kits reuse the stock cylinders, saving cost and retaining stock appearance of the engine. Minor crankcase and cylinder modifications are required, that can easily be done with hand tools. This kit requires special pistons which must be ordered separately depending on the oversize required for the stock cylinders. Pistons are available for stock or S\u0026amp;S Performance Replacement cylinder heads or for S\u0026amp;S Super Stock cylinder heads. \u003ca href=\"https:\/\/www.sscycle.com\/content\/document_center\/Instruction_Sheets\/51-1018_flywheel_btstrokerkit_20130228.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 TEXT 414-282-2211 with any questions before ordering, or use the chat below.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"Default Title","offer_id":53260421398835,"sku":"SS+32-2230","price":1595.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/6764\/5747\/files\/ss-32-2230-ss-cycle-32-2230-ss-89-stock-bore-stroker-kit-for-1984-99-carbureted-big-twins-2.jpg?v=1776706271","url":"https:\/\/houseofharley.com\/products\/s-s-cycle-32-2230-s-s-89-stock-bore-stroker-kit-for-1984-99-carbureted-big-twins","provider":"House of Harley®","version":"1.0","type":"link"}