S&S Cycle 2017 M8 Models 4-3/8in Stroke Flywheel w/ Full Width Rods & Balancer Gear

320-0604

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 4-3/8" Stroke (107 or 124ci) 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! Full width wristpin connecting rods (requires S&S Performance Pistons) Balanced for S&S Performance piston weight (1213g) Perfect for Gear Drive Cams Consistent balance & precision machining Capable of higher RPM – More available power!