S&S Cycle 84-99 BT 4-1/2in Stroke Flywheel Assembly

Flywheels are CNC machined from heat-treated, closed die, steel forgings, and are stronger than cast iron or late style steel flywheels

• 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 7.440" connecting rods
• Pinion shaft is 1/4" longer than stock to accomodate the wider S&S® Special Application crankcases