centrifugal clutch 5/8 bore 11 tooth fit 2 – 6.5 HP 168 188 gasoline engines for minibike, generator, garden tractors, go karts, and for scooterx sport kart, mini bike, mini chopper, and mini motorcycles 2.8HP 97cc engines. Go kart clutch is made of quality iron material, which is lightweight, portable, sturdy, durable, maximum torque, wear-resisting and fast heat disation. Easy to install, Metric Property Class 8.8 Bolt and Washer Kit are Included. Mounts Onto Crankshaft Using Bolt and Washer on the End of the Crankshaft.Bi-directional Operation, Clutch Can Mount Inward or Outward on Crankshaft. Please check carefully up and below information about our go kart clutch 5/8″ Bore 11T shaft fitment before your purchasing, If you have any question, please contact us first, thank you! 100% Money-Back Guarantee, If you’re not satisfied, return back to us, no-hassle refund or product replacement. powersports Scooter Parts Palace