Upgrade your motorcycle cooling system with the Boyesen WPK-32AL Water Pump Cover and Impeller Kit in blue. This two-piece cast aluminum assembly is designed to provide reliable performance and improved coolant circulation for compatible Yamaha two-stroke models. The kit combines a durable water pump cover with Boyesen’s patented Nautilus-style impeller to support efficient hydrodynamic performance across a broad range of engine speeds.
The Boyesen WPK-32AL provides increased coolant flow at all RPM ranges, helping promote consistent engine temperature control during demanding riding conditions. Integrated oil filter access allows for faster, more convenient filter changes without unnecessary disassembly. Its cast aluminum construction provides a strong replacement for the original equipment water pump components while maintaining a purpose-built fit for the listed Yamaha applications.
Fitment: Fits 1999–2006 Yamaha YZ250 models and the 2016–2017 Yamaha YZ250X. Verify the motorcycle year and model before ordering to confirm compatibility. The manufacturer part number is WPK-32AL, and the vendor part number is 59-8619L.
Features:
- Construction: Two-piece cast aluminum water pump cover and impeller assembly
- Oil Filter Access: Allows hassle-free oil filter changes
- Coolant Flow: Increases coolant circulation across all RPM ranges
- Impeller Design: Patented Boyesen Nautilus-style impeller promotes hydrodynamic efficiency
- Color: Blue
- Fitment: Compatible with 1999–2006 Yamaha YZ250 and 2016–2017 Yamaha YZ250X models
- Brand: Boyesen
- Manufacturer Part Number: WPK-32AL
- Vendor Part Number: 59-8619L
Fitment:
1999 Yamaha YZ250
2000 Yamaha YZ250
2001 Yamaha YZ250
2002 Yamaha YZ250
2003 Yamaha YZ250
2004 Yamaha YZ250
2005 Yamaha YZ250
2006 Yamaha YZ250
2007 Yamaha YZ250
2008 Yamaha YZ250
2009 Yamaha YZ250
2010 Yamaha YZ250
2011 Yamaha YZ250
2012 Yamaha YZ250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2016 Yamaha YZ250X
2017 Yamaha YZ250
2017 Yamaha YZ250X
2018 Yamaha YZ250
2018 Yamaha YZ250X
2019 Yamaha YZ250
2019 Yamaha YZ250X
2020 Yamaha YZ250
2020 Yamaha YZ250X
2021 Yamaha YZ250
2021 Yamaha YZ250X
2022 Yamaha YZ250
2022 Yamaha YZ250X
2023 Yamaha YZ250
2023 Yamaha YZ250X
2024 Yamaha YZ250
2024 Yamaha YZ250X
2025 Yamaha YZ250
2025 Yamaha YZ250X
2026 Yamaha YZ250
2026 Yamaha YZ250X