S&S CYCLE Flywheel Assembly – 4-5/8″ Stroke – Full Wrist Pin – 131″ M8

Features

• Perfect for gear drive camshafts
• Consistent balance and precision machining
• Balance gear is installed for easy installation
• Strong assembly eliminates need to weld crankpin
• Heat treated 4140 material is harder and twice as stong as stock
• Connecting rods are designed with Finite Element Analysis (FEA) to eliminate weak spots
• Includes flywheel, crankpin and connecting rods
• Made in the USA

Notes

• Will not work with stock HD Pistons.
• Not recommended for compression ratios higher that 10.0:1 for Tri Glide or other three wheel models (including conversion).
• Displacement is with S&S cylinders and pistons.

Specs