This modification requires a tune or fuel controller

Quickly adjust your mass distribution using our innovative

* Note some adjustment to clutch weights will be needed as we give you a starting point and you adjust from there *

keeping your Pro R drivetrain within the optimal operating range even under heavy load

Performance Big Bore Kit / Pro R 350hp Category_Default Category/SLED/Ski-Doo/Rev 600\/600 SDI This modification requires a tuneADD HP TO YOUR PROR 2150CC BIG BORE BORED AND SLEEVED CLUTCH KIT WITH SNYPR WEIGHTS WITH PRIMARY AND SECONDARY SPRINGS ALL NEW STAINLESS STEEL SLIP ON EXHAUST CYCLONE CLUTCH COVER (COOLS BELT UP TO 30 DEGREES) CUSTOM TUNED 430 LIFT CUSTOM BC CAMS OUR PERFORMANCE CLUTCH SPRINGS HOLD MUCH BETTER BELT TENSION THEN FACTORY MORE RESPONSIVE FEEL GAINS TOP SPEEDS AND LOW END POWER MUST SEND IN ECU FOR TUNING SKU: 15 336 6