RAM Clutches 98761 Powergrip Performance 10.5-Inch x 1 1/8-26-Inch Clutch Set Effectively Increase The Clutch Capacity To The 550 HP Level 8 Spring Hub Is Equipped w/Ram Polycoil Damper Springs 900/300 Series Friction Material Has Great Drivability Meets SFI Specifications Incl. Pressure Plate/Disc/Release Bearing/Alignment Tool