BOYESEN Water pump cover with impeller - for: Yamaha for WR250, YZ250F WPK-37CM

Boyesen SuperCooler Water Pump Cover and Impeller Kits are specifically designed to enhance the performance of your Bike's engine cooling system. These high-flow, hydrodynamic water pump kits have been tested and designed to flow more coolant. By increasing the flow, the engine will run cooler at a more constant temperature.

Kit content:

• Impeller kit
• Screw kit