Please select a category from the drop down menu's below.
Clutch, Max Torque, Fun Kart
Clutch, Fun Kart & Mini-Bike, The SS series is the most popular style clutch used by the O.E.M.
since its introduction in 1970. 10hp max. 3/4" Shaft.
Max-Torque Racing Clutch #219 Chain (BSP/Chinese OHV) - 3200rpm Engagement
Works well on stock or mild motors. These Max-Torque clutches are specially built for NR Racing to engage at higher RPMs, and are stronger than the standard fun kart clutch. This clutch includes a built-in clutch key in the drive hub to reduce chances of losing the key or struggling to find one that fits properly. Comes boxed with mounting hardware and instructions.
*Note: No warranty or return on clutches. Improper application or overheating is almost always the reason for failures!
4 cycle - 3/4" bore - #219 chain, Comes boxed with mounting hardware and instructions.
Max-Torque Racing Clutch (BSP/Chinese OHV)
3200rpm engagement
Preferred for karts
4 cycle - 3/4" bore - #35 chain
Works well on stock or mild motors. These Max-Torque clutches are specially built for NR Racing to engage at higher RPMs and are stronger than the standard Fun Kart clutch. This clutch includes a built-in clutch key in the drive hub to reduce chances of losing the key or struggling to find one that fits properly. Comes boxed with mounting hardware and instructions.
Note: No warranty or return on clutches. Improper application or overheating is almost always the reason for failures!
#219 Chain Replacement Sprocket
Replacement Sprocket. #219 Chain
Requires 13 T and up drum
For drums see Part #: MTDSURM
#35 Chain Replacement Sprocket
Replacement Sprocket.
10, 11, & 12 tooth sprockets require special drums. Part #: MTDSURM . 13 T and up use same drum.
Price Shown is for 11 to 13 tooth, other are slightly higher. Correct price will be shown in shopping kart
Snap Ring for Max-Torque Clutch Drivers
For Max Torque Clutches
Drum, Max Torque
Drum for Max Torque Clutches. Drums must match number of sprocket teeth
Bully style fits bully sprockets from 11 tooth up.
Spring, Green, Clutch (Max - Torque)
Mini-bike applications (lower RPM engagement)
Clutch Hub Snap Ring for Max-Torque Clutches
Spring, Black, Clutch (Max - Torque)
Kart Applications (Higher RPM engagement)