Advanced Clutch P/PL Heavy Duty (T028) PPE_CeramicCoating_3 These headers are a 4-1

These headers are a 4-1 design and feature 1 5/8" runners

GM4-HDR6 kit features ACT's most popular Heavy Duty pressure plate

SB019X is an ACT pressure plate that uses exclusive diaphragm design to increase clamp load

RB012 is a high quality

VR1-HDR6 kit features ACT's most popular Heavy Duty pressure plate

Advanced Clutch P/PL Heavy Duty (T028) PPE_CeramicCoating_3 These headers are a 4-1T028 pressure plate features an exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All ACT diaphragms endure a four stage, heat treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's Heavy Duty pressure plates increase clamp load by 20 to 50 percent. The Heavy Duty pressure plates are recommended for use with a street or