Upgrade the cooling system of your compatible off-road motorcycle with the Boyesen WPK-44CL Water Pump Cover and Impeller Kit. This blue water pump kit combines a durable cast aluminum cover with a patented Nautilus-style impeller designed to improve hydrodynamic efficiency and support consistent coolant circulation across all engine speeds. The kit is engineered for riders seeking dependable cooling performance during demanding motocross, enduro, and off-road use.
The two-piece cast aluminum construction provides a strong, practical replacement for the original water pump components while maintaining convenient oil filter access for hassle-free filter changes. Improved coolant flow at low, mid, and high RPM ranges helps promote stable engine temperatures and reliable performance under varying riding conditions. Boyesen manufacturer part number WPK-44CL is designed for direct fitment on select KTM, Husqvarna, and GasGas models.
Fitment includes the 2023 Husqvarna FC 250, 2023 Husqvarna FX 350, 2023 Husqvarna FC 350, 2024 GasGas EX 250F, 2024 GasGas EX 350F, 2024 GasGas MC 250F, 2024 Husqvarna FX 350, 2024 Husqvarna FC 250, 2024 Husqvarna FC 350, and 2023 KTM 250 SX-F. Verify the motorcycle model and year before ordering to ensure proper compatibility. This product is identified by the vendor part number 59-8633L and Boyesen manufacturer part number WPK-44CL.
Features:
- Two-piece cast aluminum construction for strength and reliable service
- Oil filter access supports hassle-free filter changes
- Increased coolant flow across all RPM ranges
- Patented Nautilus-style impeller promotes hydrodynamic efficiency
- Blue finish with fitment for select KTM, Husqvarna, and GasGas motorcycles
Fitment:
2023 Husqvarna FC 250
2023 Husqvarna FC 350
2023 Husqvarna FX 350
2023 KTM 250 SX-F
2023 KTM 250 XC-F
2024 Gas-Gas EX 250F
2024 Gas-Gas EX 350F
2024 Gas-Gas MC 250F
2024 Husqvarna FC 250
2024 Husqvarna FC 350
2024 Husqvarna FX 350
2024 KTM 250 SX-F
2024 KTM 250 XC-F
2025 Husqvarna FC 250
2025 Husqvarna FC 350
2025 Husqvarna FX 350