American Powertrain Science Friction Billet Aluminum Flywheels For Fast RPM Gain

American Powertrain Science Friction Billet Aluminum Flywheels deliver lightweight, SFI-quality performance for GM, Ford, Mopar, and AMC V8 applications. Made in the USA, each flywheel features solid billet construction, a double Blanchard-ground steel friction plate, aircraft-grade rivets, welded-tab HD ring gear, and crank-spec balancing for dependable high-rpm use. Ideal for road racing, high-revving engines, and low-mass vehicles, these CNC-milled flywheels offer affordable performance, broad clutch compatibility, and quick throttle response.