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About S&S Cycle Flywheel Assembly (4in. Stroke)

S&S Cycle Flywheel Assembly (4in. Stroke)

  • Flywheel assemblies are designed for use with Timken-style sprocket shaft bearings
  • S&S 3-piece flywheels with integral main shafts are the strongest yet, made from 4140 steel and feature a larger 1. 671in. crankpin
  • Fit directly in stock crankcases with no modifications
  • For 88in. , 95in. , and 100in. displacement in Twin Cam A and B motors with 4in. stroke
  • 4in. stroke flywheels can also be used in 03-06 motors when the left side main bearing is converted to a Timken-style bearing
  • Made in the U. S. A.

Warning:  California Proposition 65

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