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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
Loses 14 lbs of unwanted weight from your sled
Pro RMK 850 AXYS w/155"x3" track • 2022
Heat is the ultimate belt killer
The Stage 2 kit fixes that problem and gains big performance in the mean time
Ported Head Kit / Pro R Category_Default Category/SLED/Yamaha/SnoScoot Loses 14 lbs of unwantedWhether 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
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US$ 88.28