ACT 4 Pad Sprung Race Disc - 4224222 Boost Torque Capacity (ft/lbs): 395

Torque Capacity (ft/lbs): 395

HS1-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

Pilot Bearing: PB1019

52mm (2-1/16”) gauge housing

accurate air/fuel ratio data is critical because running with too rich of an AFR can cause a loss of power and running a lean AFR can result in serious engine damage

ACT 4 Pad Sprung Race Disc - 4224222 Boost Torque Capacity (ft/lbs): 3954224222 is a 4 pad spring centered race disc made with high quality, ceramic friction materials. The engagement is harsher, but shifting is faster. The heavy duty torsional dampening springs are stronger, in most cases, than standard springs and are provided in the best sizes and spring rates to suit the application. The race disc features a heat treated spring steel drive plate and is well suited for the smaller disc sizes in smaller engines.