BOYESEN Impeller/Waterpump Cover WPK37B

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