Boyesen Supercooler Waterpomp Magnesium Honda CRF250R 2004-2009 CRF250X 2004-2018

Supercooler Water Pump Cover and Impeller Kit An aluminum 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 at all rpm ranges, the engine will run cooler at a more constant temperature Patented nautilus style impeller for hydrodynamic efficiency Extend engine life