PCD: 5x130

causing significant boost leaks

causing a drop-off at the top end

an O-ring is not needed to create an effective seal

Clutch Kit - Xtreme Performance Heavy Duty Organic 600Nm KAR24011-1A JR23 PCD: 5x130Xtreme Performance sprung organic kit 1A Recommended for: Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications: Torque capacity 600Nm Clamp load Increased over standard Organic Friction Discs Heavy Duty Pressure