Boyesen Supercooler Water Pump Kit Yamaha Yz250 99-22, Yz250X 16-22 Silver Moto 2.5 300RR 13-19

300RR 13-19

YZ 450FX 16-21

YZ125X 20-22

400 RR 05-12

without restrictions to your existing carburetor

Boyesen Supercooler Water Pump Kit Yamaha Yz250 99-22, Yz250X 16-22 Silver Moto 2.5 300RR 13-19The Boyesen SuperCooler water pump kit is an aluminium investment cast water pump cover and impeller combo; specifically designed to enhance the performance of your engines cooling system. This high flow, hydrodynamic water pump kit has been tested and designed to flow more coolant. By increasing the flow, the engine will run cooler at a more constant temperature. Investment cast aluminium construction Increase coolant flow at all RPM ranges Patented