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The BOYESEN Water Pump Cover & Impeller Kit is designed for improved coolant flow and convenient maintenance. It features a two-piece cast aluminum construction and a patented Nautilus-style impeller engineered for hydrodynamic efficiency.
The cover provides oil filter access for hassle-free filter changes while supporting increased coolant flow across all RPM ranges. This blue kit is identified by manufacturer and vendor part number WPK-45AL.
Fitment includes 2017–2018 Husqvarna FX 450, 2016–2018 Husqvarna FC 450, 2017–2018 Husqvarna FE 450, 2017–2018 Husqvarna FE 501, and 2017 Husqvarna FS450.
Features:
- Two-piece cast aluminum construction
- Oil filter access for hassle-free filter changes
- Increased coolant flow at all RPM ranges
- Patented Nautilus-style impeller for hydrodynamic efficiency
- Blue finish
- Manufacturer and vendor part number: WPK-45AL
Fitment:
2016 Husqvarna FC 450
2017 Husqvarna FC 450
2017 Husqvarna FE 450
2017 Husqvarna FE 501
2017 Husqvarna FS450
2017 Husqvarna FX 450
2018 Husqvarna FC 450
2018 Husqvarna FE 450
2018 Husqvarna FE 501
2018 Husqvarna FS450
2018 Husqvarna FX 450
2019 Husqvarna FC 450
2019 Husqvarna FE 450
2019 Husqvarna FE 501
2019 Husqvarna FS450
2019 Husqvarna FX 450
2020 Husqvarna FC 450
2020 Husqvarna FE 450
2020 Husqvarna FE 501
2020 Husqvarna FE 501S
2020 Husqvarna FS450
2020 Husqvarna FX 450
2021 Husqvarna FC 450
2021 Husqvarna FE 450
2021 Husqvarna FE 501
2021 Husqvarna FE 501S
2021 Husqvarna FS450
2021 Husqvarna FX 450
2022 Husqvarna FC 450
2022 Husqvarna FE 450
2022 Husqvarna FE 501
2022 Husqvarna FE 501S
2022 Husqvarna FS450
2022 Husqvarna FX 450
2023 Husqvarna FC 450
2023 Husqvarna FE 450
2023 Husqvarna FE 501S
2023 Husqvarna FS450
2023 Husqvarna FX 450
2024 Husqvarna FC 450
2024 Husqvarna FE 450
2024 Husqvarna FS450
2024 Husqvarna FX 450
2025 Husqvarna FC 450
2025 Husqvarna FX 450