BOYESEN WPK-31AB Supercooler Water Pump Covers and Impeller Kit - Black Yamaha
Manufacturer Part Number: WPK-31AB
Drag Part Number: 0940-1471
Impeller Water Pump Cover - Black - Yamaha
- An aluminum investment-cast water pump cover and impeller combo; specifically designed to enhance the performance of your engine’s cooling system
- 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
- Nautilus-style impeller for hydrodynamic efficiency
- Extend engine life
