OS Giken Mazda FC3S RX-7 3-Speed close ratio gear kit

OS Giken Mazda FC3S RX-7 3-Speed close ratio gear kitWe carefully research each engine and intended racing application to formulate the most suitable gear ratios to maximize the engines potential. The gears are intended to keep the engine operating at its peak optimal power band thus allowing the vehicle to continue to accelerate as efficiently as possible. Fitment: Mazda RX 7 (FC3S) Product Details: Close Ratio Gears 1st: 2. 714: 1 2nd: 1. 742: 1 3rd: 1. 267: 1 Chemically heat treated for strength and

Bearing Spacer provided for C6 application

Requires NS201-ALT28 (R33) - Pull Type Gearbox

- OEM Nissan PN:38220-1NC0A x2 (Threaded flange holes type)

Chemically heat treated faor strength and long lasting service live

The dampened hub clutch discs are 215mm in size and are good up to about 800lbs ft of torque reliably

Nissan Bluebird H510/P510 - L4

Alfa Romeo GTV 2000cc (US Model)

Use of OS Movement Alteration Kits with unintended applications may result in failure of clutch components

The solid hub clutch discs are 215mm in size and are good up to about 850lbs ft of torque reliably

Stock capacity is 0

Subaru BRZ FA20A (All)

Toyota Corolla - AE86 AE101 4AG