HD/Modified Street Clutch Kit by ACT SZ1-HDMM kit features ACT\’s most popular Heavy Duty pressure plate. 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 modified spring-centered street discs feature premium organic friction material with high copper content for better heat transfer and steel-backed lining for burst strength and durability. These discs are modified with reduced marcel for faster shift action to complement ACT pressure plates. 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. Modified street discs provide smooth engagement and quiet operation, with increased strength and reliability. Features Product Weight (lbs.): 8.8 Torque Capacity (ft/lbs.): 175 Torque Capacity Over OE: 50% Disc Material: Organic Clutch Disc Diameter (Inches): 7.5 Clutch Disc Diameter (Millimeters): 190 Input Shaft Diameter (inches): 0.75 Pressure Plate Type: Heavy Duty Benefits Light to moderate pedal effort Smooth positive engagement OE to mild gear rattle Longer friction life Premium organic friction materials for heat tolerance and reduced fade 100% clamp load tested and dynamically computer balanced for smooth high RPM reliability Applications 1987-1988 Chevrolet Sprint 1995-2001 Suzuki Esteem 1992-1997 Geo Metro 1989-2001 Suzuki Swift What\’s In The Box? 1 – ACT HD/Modified Street Clutch Kit Warranty ACT 1-Year Limited Warranty