Description
Engine cooling efficiency directly impacts performance, reliability, and longevity—especially under sustained load or high RPM conditions. The BOYESEN WPK-10B water pump cover and impeller upgrade increases coolant flow across your entire RPM range, maintaining consistent operating temperatures and reducing thermal stress on critical components. This translates to a more stable power output, extended engine life, and the thermal headroom you need for aggressive driving or racing applications.
- Aluminum investment-cast construction
- Patented nautilus impeller design
- High-flow hydrodynamic geometry
- Increased flow at all RPMs
- Consistent temperature regulation
- Bolt-on installation
- Black anodized finish
- MPN: WPK-10B
- Manufacturer: BOYESEN









