The Competition Clutch Stage 4 - Strip Series 1620 Clutch Kit, available with a double spring, six rivet carriage is good for ease of gear transition with higher horsepower. This disc complimented by a performance pressure plate provides 250% increase in torque capacity. The 1620 Series kit includes a performance pressure plate, a six puck high torque sprung disc with Ceramic buttons, all applicable bearings, and the appropriate alignment tool. PartNumber : comp10047-1620 Description : Strip Series 1620 Clutch Kit 1993-1995 Mazda RX-7 Base R2.1308cc Drivetrain::Clutch Kits - Single 1993 Mazda RX-7 R1 R2.1308cc Drivetrain::Clutch Kits - Single 1994-1995 Mazda RX-7 R2 R2.1308cc Drivetrain::Clutch Kits - Single 1993-1995 Mazda RX-7 Touring R2.1308cc Drivetrain::Clutch Kits - Single