We use this clutch on our 500HP shop car and love it! Very easy to drive on the street. Stage 3 - Clutch Kit w/ 4 Pad Sprung Hub Race Disc. Torque=520lbs For heavily modified street and race engines. Offers sufficient daily drivability with a comfortable pedal feel and quick engagement. Offers good wear characteristics under low and high stress usage. High clamp pressure plate, 4 or 6 puck carbon semi-metallic friction with high torque sprung hub and disc assembly, bearing and tool kit. 6 puck is standard on most applications, but 4 puck can be specified when ordering. 518 FT/LBS