ACT P/PL Heavy Duty N023 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 race disc. Features Product Weight (lbs.): 10.5 SFI: 1.1 Type: Heavy Duty Diameter (in.): 8.8 Diameter (mm): 224 Applications 1975-1979 Nissan 620 1990-1990 Nissan Axxess 1990-1992 Nissan Stanza 1975-1978 Nissan 280Z 1979-1983 Nissan 280ZX 1981-1984 Nissan Maxima 1989-1998 Nissan 240SX 1980-1983 Nissan 720 1980-1986 Nissan 720 What\’s In The Box? ACT P/PL Heavy Duty Pressure Plate References Installation Instructions Warranty Manufacturer 1 Year Warranty