Our steel flywheels are designed specifically for use with a Tilton 7.25", 5.5" or 4.5" performance clutches. Ring gear is attached via a shrink fit and tack welded in 6 locations. Made from 4140 chromoly steel.

Flywheel should be balanced with engine assembly. Flywheels with 12mm crankshaft bolt holes are for late 1756 and 1995 Fiat engines and flywheels with 10mm holes for early 1756 or 1608 Fiat engines. Please specify which you would like.

Flywheel Weight: ~7.1lbs Interial Specs: 97lb-in^2 (This does not include clutch)

Ring gear core charge add $50