STM Inner Primary Sheave / ProR Category_Default Category/SLED/Arctic Cat/M\/XF 800 - '07-09 Whats Included:

Whats Included:

BMP Custom High Performance Cams by Brain Crower

This kit will fit Polaris ProR and TurboR

Please fill out this WORK ORDER FORM along with a copy of your invoice (if ordering online) and place in the box with your Cylinder Head with valves installed

Because of its critical role in maintaining boost under heavy loads

STM Inner Primary Sheave / ProR Category_Default Category/SLED/Arctic Cat/M\/XF 800 - '07-09 Whats Included:Replacement fixed sheave for the stock Pro R (4 Cylinder Models) Fixed sheave and post only Made from all billet components. No need to send in components from your stock primary. This is a drop in replacement for the OEM Primary clutch