ACT 4 Pad Rigid Race Disc - 4228018 Throttle Bodies Pressure changes are calculated on

Pressure changes are calculated on a true linear 0-5 volt scale via a specially designed silicon pressure sensor that also compensates for temperature changes

Clutch Disc: 6214510

ACT’s Performance street discs are the most popular disc purchased

FM7-HDR6 kit features ACT's most popular Heavy Duty pressure plate

NX2-XTR6 kit features an Xtreme pressure plate for the most demanding driver

ACT 4 Pad Rigid Race Disc - 4228018 Throttle Bodies Pressure changes are calculated on4228018 is a 4 pad rigid race disc made with high quality, ceramic friction materials. The disc engagement is harsher, but shifting is faster. The race disc features top grade rivets to securely fasten the part together. The rivet design and materials are carefully selected for maximum strength. The 4 pad rigid race disc is well suited for the smaller disc sizes in smaller engines.