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
1981-1983	Nissan	200SX	Base
1970-1973	Nissan	240Z	Base
1974-1975	Nissan	260Z	2+2
1974-1975	Nissan	260Z	Base
1975-1978	Nissan	280Z	2+2
1975-1978	Nissan	280Z	Base
1979,1982-1983	Nissan	280ZX	2+2
1980-1981	Nissan	280ZX	2+2 GL
1979-1983	Nissan	280ZX	Base