boost by rpm

Green Spring Rated -15 InHg (installed)

high performing 40mm external wastegate designed specifically for endurance racing or where water cooling is not available and high thermal thresholds are required for extended periods of time

The discs still retain the sprung hub that helps to reduce shock loading

Clamp load 1100Kg 30% Increased over standard

Clutch Kit - Xtreme Performance Race Sprung Ceramic 1600Kg (120% inc.) KNI24013-1R JR28 boost by rpmXtreme Performance Extra Heavy Duty Sprung Ceramic 1R Recommended for: Motorsport Applications 1R kits feature a sprung ceramic friction disc, but with even greater clamping force pressure plate for higher torque capacity. These kits are designed specifically for motorsport applications such as circuit, rally, drifting and drag racing. Specifications: Torque capacity Increased Clamp load 1600Kg 120% Increased over standard Sprung Ceramic Friction Disc