Description
Engine temperature stability is critical to maintaining reliability and longevity, especially under sustained racing or high-load conditions. The Boyesen WPK-45AO addresses this directly by increasing coolant flow across the entire RPM range, which means your engine runs cooler and more consistently without sacrificing performance. This investment-cast aluminum assembly combines a high-flow impeller with precision engineering to deliver measurable thermal improvements while maintaining stock fitment and bolt-on installation.
- Aluminum investment-cast construction
- Patented nautilus impeller design
- Increased coolant flow all RPMs
- Hydrodynamic efficiency optimized
- Reduces operating temperatures
- Extends engine service life
- Bolt-on installation
- OEM fitment compatible
- MPN: WPK-45AO
