S&S Cycle 320-0053 S&S Cycle 91-03 XL 3-13/16in Stroke Flywheel Assembly

This 3-13/16" stroke 7-7/8" diameter flywheel assembly replaces the original flywheels in1991-'99 HD® 1200cc Sportster® models. Flywheels are balanced to S&S® 92-2016 3-1/2" bore pistons. Flywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style steel flywheels. Dynamically balanced and fully assembled with premium quaility S&S® mainshafts and heavy duty 6.926" connecting rods.

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