Fits all engines with a 1″ Straight Crankshaft, replaces Comet, also fits Manco Go Karts, Comet 219554A Drive clutch bore: 1″(25.4mm ); Driven unit: Diameter 6″ (5/8″ driven pulley) Aluminum back plate 12T sprocket for #35 chain This clutch will help you get more power out of your small engine by reducing engine load. A torque converter acts similar to a transmission, allows higher speeds out of your small engine, and smoother acceleration. Small engine Torque Converter clutches are heavily used in riding lawnmowers, small tractors, go karts, mini bikes, mini choppers, ATV, motorcycles, and waterski winches. 1″ Go Kart Torque Converter Kit Package Includes: 1 x Drive belt1 x Plastic Assy Cover1 x 1″ Driver pulley1 x 5/8″ bore driven pulley 6″ diameter1 x Aluminum Mounting Bracket Plate1 x 12 Tooth Sprocket for #351 x Mounting hardware Kit Torque converters and replacement parts are compatible with come-t and tav2 torque converters. Features This kit comes with a 5/8″ Driven Cl