Blackmax Boss Adjustable Clutch Kit

Blackmax Adjustable clutch kit. This kit offers smooth take off yet aggressive acceleration, and very responsive power. The kit includes billet steel magnetic adjustable primary clutch weights, primary spring and an optional secondary spring. Please select the optional secondary spring if you are running larger than 29" tires. 

Weights come pre calibrated for your model, so you can simply install the kit without any guesswork. 

This is the kit is adjustable so if you are someone who likes to test and tune for different conditions or a custom-built machine then this kit is for you!  

It is highly recommended to install a new belt and to replace the square pucks in the secondary clutch with our composite rollers that we offer along with this clutch kit. 

Includes detailed installation instructions. No special tools are required!