ACT XT/Race Rigid 4 Pad Kit - 6/87-89 Mitsubishi Starion 2.6 - MS1-XTR4 Universal Filters The ESCO design is quickly

The ESCO design is quickly becoming the preferred drivers' knob due to its carefully-crafted profile

The spherical joint in the rocker has been heavily upgraded over the OEM design to allow for wear-compensation

HC10-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc

In contrast

heat-treating process for unparalleled performance

ACT XT/Race Rigid 4 Pad Kit - 6/87-89 Mitsubishi Starion 2.6 - MS1-XTR4 Universal Filters The ESCO design is quicklyMS1 XTR4 kit features an Xtreme pressure plate for the most demanding driver. ACT Xtreme 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. ACTs 4 pad rigid race discs are made with high quality, ceramic friction