Description ACT 600400 – 1993 Toyota Supra X Flywheel Prolite ACT XACT Prolite Clutch Flywheel XACT Flywheel Prolite 600400 is a Prolite flywheel, which is ACT’s lighter flywheel offering with lowest inertia. Prolite flywheels are designed for best throttle response and acceleration. Prolite flywheels are preferred for road racing or rally racing, and have reduced drivability. Materials are properly distributed for maximum strength, good heat tolerance and rigidity. ACT flywheels are serviceable and can be resurfaced with no need to purchase additional parts. “Excellence in Performance”, backed by the best one-year warranty in the industry!

Friction Surface Diameter: 9.8Part Fitment Requirement: Flywheel bolts included (M10-1.25 x 25mm).Product Weight (lbs.): 13.4SFI: 1.1Material: Chromoly SteelType: ProliteMounting Hardware Included: YesMounting Hole Quantity: 8Weight: 13.4Tooth Quantity: 115Friction Surface Configuration: FlatGrade Type: PerformanceSFI Rating: 1.1Replaceable Friction Surface: NoEngine Balance: Internal.