S&S Cycle Flywheel Assembly For Harley Milwaukee Eight 2017-2025

S&S Flywheel Assembly For Harley

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:

• 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 Finite Element Analysis (FEA) is the process of simulating the behavior of a part or assembly under given conditions so that it can be better assessed and understood. Typical FEA areas of interest include structural analysis, heat transfer, fluid flow and mass transfer. Let's translate that into two-wheeled language: FEA means your slick, new ADV helmet or track-ready rearsets were engineered with real world forces and factors in mind. to eliminate weak spots and handle more power
• Perfect for gear drive cams
• 4-1/2" Stroke (114 or 128ci)
• 4-3/8" Stroke (107 or 124ci)
• 4-5/8" Stroke - Use S&S 131 Kits

Note: Full width wristpin connecting rods require S&S performance pistons / Tapered wristpin connecting rods compatible with stock pistons