0921-0559 - S&S CYCLE Flywheel - Stroker 320-0453

Flywheel - Stroker
Feature three-piece assembled flywheels with shafts, Do not require any motor case modification, 4-1/2" stroke, 103" stock motors or motors with factory 95" kits require piston kit only; stock or S&S cylinder heads can be used, Stock cylinders will require boring to 3.875", Made in the U.S.A., Fuel-injected motors will require recalibration of the fuel-injection system., This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.