The SPEC Stage 4 is a solid hub version of the Stage 3. The hub is solid 8-rivet and the assembly is heat treated for strength and durability. It is available in 6-puck for the smooth engagement. The Stage 4 is street drivable but not street friendly due to the rigid hub. Best for dedicated drag racing, road racing, rally or drift cars. Not suggested for any street driven Civic Si.
Torque capacity: 330ft/lbs
Every SPEC Clutch Kit Includes:
High clamp pressure plate
High torque hub and disc assembly