30 Series TAV Kit for Murray Karts

Built for Murray Kart applications, this 30 Series TAV Kit combines a precision driver pulley, driven pulley, and matched belt to optimize drivetrain efficiency. The system is engineered to enhance low-end torque response and acceleration while delivering consistent power transfer at operating RPM. Premium materials and construction ensure reliable performance and extended service life under typical kart duty cycles. Installation is straightforward with all required hardware included. For Murray Kart owners targeting measurable performance improvements, this TAV kit provides the platform-specific upgrade path.
 
This is a direct replacement kit for the popular Murray go-karts.
 
This kit has a 30 series driver pulley 3/4" bore for the crankshaft and a 7" diameter 3/4" bore driven pulley for the jack shaft.
 
Murray is one of the few go-karts that use the 7" driven pulley that gives extra torque.
 
Kit Includes

3/4" Driver Pulley Manco #5957,  Comet number 203814 or 219552
3/4" Bore Driven Pulley 7" Diameter, Comet #219456
30 Series Drive Belt Asymmetrical, Comet# 203597- 10042