The STU flywheel is recommended for forced induction and/or track and rally racing applications. This flywheel will work with ALL performance and stock clutch assemblies.

Qualities of the CCI Ultra Lightweight Steel Flywheel:
One piece ring gear for high durability
Weight varies from 8 lbs. to 10 lbs. depending on application
Well suited for Stage 3 and up clutch kit applications


Stamped with 4140 plate with 2000 ton pressure at 1260 degrees
CNC machined and balanced to O.E. specifications

Reduced Mass = Increased Acceleration

Meets and exceeds SFI 1.5