The Series 40 torque converter kit for go-karts and mini bikes consists of a 3/4″ bore driven pulley, and a 1″ bore driver clutch pulley. Driver pulley with 1″ bore (axle diameter) & 1/4″ key. Driven pulley with 3/4″ bore (axle diameter) & 3/16″ key. Series 40 uses 7/8″ wide belts (not included).
Description: The Series 40 torque converter kit for go-karts consists of a 3/4″ bore driven pulley, and a 1″ bore driver clutch pulley. This torque converter kit is a replacement for the Comet torque converter. Like all Series 40 torque converters, this unit is used with a 7/8″ symmetrical belt (not included). Specifications Driver pulley: 1″ bore 5-5/16″ pulley diameter 1/4″ broached shaft key Driven pulley: 3/4″ bore 7-1/2″ pulley diameter 3/16″ broached shaft key Replaces the Comet/: 209133A, 209133, 209139A, 209139, 209151A, 209151, 2432, 203015A, & 203015