Silver Sport Transmissions PerfectFit Hydraulic Clutch Actuator Kits for GM applications eliminate the guesswork with the proper pushrod angle and complete illustrated instructions. Our OEM-style, proprietary design Concentric Slave Cylinder is rated at 7,000 rpm, has a forged aluminum housing, silicone dust boot, piston wiper seals, and a 1,000,000-cycle service life. Most of all, it's designed to fit and work with your Chevrolet, Buick, Oldsmobile, Pontiac, GMC, and GM of Canada's Beaumont and Acadia.