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131/136ci, 4-5/8in. Stroker Flywheel Assembly. Fits 107/114/117ci Milwaukee-Eight 2017up when using S&S 4.250 Big Bore Cylinders.

MFR PART No: 320-0605


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Purchasing Information:
After you place your order on this site, we will contact you to confirm your order details prior to payment being made. All orders will be processed and fulfilled by one of our authorised dealers. Rollies Speed Shop Distribution is a wholesale business and does not sell directly to the general public. For more info see the Purchasing Information page.

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Product Details

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.

Fitment info for 4-5/8in. Stroke with FULL width Wristpin:

1. Takes 107/114/117ci to 131ci when using S&S 131ci cylinder kits SS910-0762/0763/0764

* FULL Wristp in for S&S pistons are only compatible with S&S pistons taking the displacement to 131ci or 136ci!

Features & Benefits:-

* Heat Treated 4140 Material is harder & 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)

Proudly Made in the USA by S&S Cycle !

Tech Tips:-

* The balancer gear CAN be removed!

* The FULL width wrist pin is ONLY compatible with S&S pistons!

Suggest Additional Purchase:

Main Bearing x 2 SS310-0593

MFR PART No: 320-0605


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