S&S Cycle 4-5/8″ Stroke Flywheel For S&S Cycle Twin Cam 120″ Engine

S&S /8″ Stroke Flywheel For S&S Twin Cam

Replacement for 120R and 120ST engines.

Features:

• 4 5/8″ stroke
• Sprocket shaft bearing race not installed
• 7.575″ connecting rods
• .003″ max pinion shaft runout
• Made in the USA