Ported Head Kit / Pro R Category_Default Category/SLED/Yamaha/SnoScoot Heat is the ultimate belt

Heat is the ultimate belt killer

and fixes many issues in the factory mapping

100 master cylinder designs and a wide assortment of brackets

exhaust spring keepers

This muffler is extremely durable and is available in high temp black or ceramic chrome for both stock bore and big bore applications

Ported Head Kit / Pro R Category_Default Category/SLED/Yamaha/SnoScoot Heat is the ultimate beltWhether you plan to keep your Polaris Pro R naturally aspirated or adding turbocharged performance, a ported head adds airflow with oversized valves, and CNC precision porting. Paired with our custom . 430 lift cam this kit adds 90hp from stock when paired with our exhaust. Huge gains in torque as well which really gets the heavy ProR accelerate faster! STAGE 5 +4 mm intake and +1 exhaust valve Up to 330hp at the crank . 430 Lift cams BMP Custom High