BOYESEN WATER PUMP COVER 2014-2021 YAMAHA YZ450F SUPERCOOLER BOYESEN WPK-38CB 2 WR250F 03-22

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BOYESEN WATER PUMP COVER 2014-2021 YAMAHA YZ450F SUPERCOOLER BOYESEN WPK-38CB 2 WR250F 03-22Black Supercooler water pump cover and impeller kit engineered to improve coolant circulation and maintain more stable operating temperatures. The hydrodynamic design increases flow across the rev range and reduces cavitation and hydraulic friction. Features Increased coolant flow at all rpm ranges Patented Nautilus style impeller for hydrodynamic efficiency Reduces cavitation and hydraulic friction Seamless hydrodynamic design with high capacity