S&S Cycle 131" Stroker Flywheel Assembly for Harley Davidson M-8

S&S Cycle 131" Stroker Flywheel Assembly for Harley Davidson M-8

• Made of high-strength forged steel and designed for stock and high-performance custom applications
• Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength
• Machined with timing notches compatible with factory crank position sensor
• Standard S&S tapered crankpin and pinion shaft are used for ease-of-service
• Balanced to stock HD 80" pistons
• Includes flywheel, crankpin and connecting rods
• STROKE LENGTH 4-5/8"
• Made in the U.S.A.