ACT 1990 Honda Civic HD/Perf Street Sprung Clutch Kit - HW4-HDSS Thermostats Before cranking up the boost

Before cranking up the boost in your flat four

Our SPL Parts for the Nissan GTR R35 Rear Camber Links (RLL) allow for an increased range of rear camber adjustment

Dual Core Technology Provides Optimal Flow in Conjunction with Superior Sound Suppression

6:1 compression ratio

ACT 1990 Honda Civic HD/Perf Street Sprung Clutch Kit - HW4-HDSS Thermostats Before cranking up the boostHW4 HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc. ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All 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 Performance Street discs feature premium