S&S Cycle 4-1/2" Stroke Flywheel Assembly | 320-0598
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S&S Cycle 320-0598
The flywheels are the heart of any performance engine and S&S Cycle has been perfecting the art for over six decades. Stronger, more durable, and trued to a spec others can only dream of, the new cranks for the Milwaukee-Eight® platform are the best of the best to build your high performance engine around.
FEATURES & BENEFITS- 4-1/2" Stroke (114 or 128ci)
- Balance Gear installed
- Heat Treated 4140 Material is harder & more than twice as strong as stock
- Stronger assembly eliminates need to weld crankpin
- Capable of higher RPM - More available power!
- S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!
- Tapered wristpin connecting rods compatible with stock pistons
- Balanced for stock piston weight (1060g)
- Perfect for Gear Drive Cams
- Consistent balance & precision machining
- Capable of higher RPM – More available power!
FITMENT DISCLAIMER
Fitment 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.
Customers 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.
Please TEXT 414-282-2211 with any questions before ordering, or use the chat below.