The Crankshaft is 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, our new crankshaft assemblies for the Milwaukee-Eight platform are the best of the best to build your high performance engine around.
* 4-1/2″ Stroke (Stock in 114ci & 117ci engines)
* FULL Wristpin for aftermarket pistons (NOT compatible with OEM pistons )
* Heat Treated 4140 Material is hard er & more than twice as strong as stock
* Stronger assembly eliminates need to weld crankpin
* S&S High Strength Connecting Rods are designed with Finite Element Analysis to eliminate weak spots and handle more power!
* Perfect for Gear Drive Cams
* Consistent balance & precision machining
* Capable of higher RPM – More available power!
* Includes Balancer Gear (can be removed)
* Upgrade on OEM # 24100045A
Proudly Made in the USA by S&S Cycle !
Tech Tips:-
The balancer gear CAN be removed!
Suggest Additional Purchase:
Main Bearing x 2 SS310-0593
MFR PART No: 320-0603
REVELRY PART No: SS320-0603
