Comet Centrifugal Clutch Designed for Mini-Bikes, Snowmobiles

This clutch operates under conditions that would destroy most clutches, including sand, grit, gravel and dirt. 

Comet 500 Series Torque Converter System  

Comet’s 500 series torque converter system allows peak torque input and downshifts automatically to match load requirements.  his compact clutch also changes the ratio between the drive and driven pulleys so that the engine can maintain its peak power output.