Competition Clutch Ultra Lightweight Steel Flywheels (STU suffix) are recommended for forced induction and/or track and rally racing applications. This flywheel is machined with less material to assist in quicker revving capabilities. Well-suited for Stage 3 and up clutch applications. Made of 4140 forged steel and are a one-piece design. Not all applications have the ST and STU versions available. Flywheel weights vary from 8lbs to 18lbs depending on application.
This Part Fits:
| Year | 
Make | 
Model | 
Submodel | 
| 2002-2006 | 
Acura | 
RSX | 
Base | 
| 2002-2006 | 
Acura | 
RSX | 
Type-S | 
| 2008 | 
Honda | 
Civic | 
MUGEN Si | 
| 2002-2011 | 
Honda | 
Civic | 
Si |