The Competition Clutch Forged Ultra Lightweight Steel 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 Accleration Meets and exceeds SFI 1.5 PartNumber : comp2-588-STU Description : Forged Ultra Lightweight Steel Flywheel FW Weight : 12.32lbs 1982-1983 Nissan 200SX Base L4.2187cc Drivetrain::Flywheels 1970-1973 Nissan 240Z Base L6.2393cc Drivetrain::Flywheels 1974-1975 Nissan 260Z 2+2 L6.2565cc Drivetrain::Flywheels 1974-1975 Nissan 260Z Base L6.2565cc Drivetrain::Flywheels 1975-1978 Nissan 280Z 2+2 L6.2753cc Drivetrain::Flywheels 1975-1978 Nissan 280Z Base L6.2753cc Drivetrain::Flywheels 1979 Nissan 280ZX 2+2 L6.2753cc Drivetrain::Flywheels 1982-1983 Nissan 280ZX 2+2 L6.2753cc Drivetrain::Flywheels 1980-1981 Nissan 280ZX 2+2 GL L6.2753cc Drivetrain::Flywheels 1979-1983 Nissan 280ZX Base L6.2753cc Drivetrain::Flywheels