Cam Gears Adjustable / ProR Category_Default Category/SXS/Engine and RZR 900

and RZR 900

you will need to run in ethanol mode while running non ethanol fuel

Plus the simple adapter moves the sensor out of the extreme heat inside the muffler

Wider lobe separation & short duration build more cylinder pressure

With our patented design and configuration

Cam Gears Adjustable / ProR Category_Default Category/SXS/Engine and RZR 900BC8877 NEW Polaris Pro R Adjustable Cam Gears Intake & Exhaust Gears are machined from hardened steel alloy with an aluminum, gold anodized center section for adjustability, fully compatible with the stock Polaris timing chain. The BC adjustable cam gears for the Polaris Pro R platform are the perfect way to gain top end or low end torque depending on how you dial in the gear settings. These gears allow for 5 degrees of advance or retard for both