OS Giken Mazda FD3S RX-7 STR Twin Plate Clutch overhaul kit A (STR2C) This clutch series was designed

This clutch series was designed ideally for class restrictions for allowable engine modifications

5 +53 offset

The TR Clutch series line-up was designed for vehicles which have substantial increases in engine power

Datsun 240Z (S30) - L6

The STR2C Twin plate dampened clutches give some forgiveness to the transmission by absorbing drivetrain shock while providing reliability and strength under heavy abuse

OS Giken Mazda FD3S RX-7 STR Twin Plate Clutch overhaul kit A (STR2C) This clutch series was designedThe STR Clutch line up was designed to hold high capacity power while still retaining a relatively light clutch pedal. This technology was driven from our racer's demand for a lighter clutch during long endurance races in Japan. Heavy clutch pedals lead to driver fatigue during long endurance racing. The STR2C Twin plate feature solid hub clutch disks to provide efficient transfer of power while providing reliability and strength under heavy abuse.