ACT 1990 Honda Civic Sport/Race Sprung 4 Pad Clutch Kit - HC4-SPG4 fits_1989-1994`Nissan`R32 The Mishimoto WRX racing thermostat

The Mishimoto WRX racing thermostat is the perfect addition to your street or track WRX and is a direct replacement for the stock thermostat

allowing your engine to breathe easier through intake and exhaust modifications can take the already impressive EcoBoost to another level of performance

The silicone material offers superior heat resistance and excellent protection against wear and deterioration

double-bellows air spring over 30-level damping adjustable

ACT 1990 Honda Civic Sport/Race Sprung 4 Pad Clutch Kit - HC4-SPG4 fits_1989-1994`Nissan`R32 The Mishimoto WRX racing thermostatHC4 SPG4 kit features a Sport pressure plate for a nice upgrade. ACT Sport 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 4 pad spring centered race disc features a spring center construction to properly