Water Pump Rebuild Kit for Yamaha WR450F WR 450F 2016-2018

Water Pump Rebuild Kit for Yamaha WR450F

This water pump rebuild kit services the cooling system on Yamaha WR450F models, replacing worn seals, bearings, and related components so the pump keeps coolant moving under load.

Overview

This water pump rebuild kit is made for the Yamaha WR450F and targets the wear parts that commonly fail after hard riding. The water pump rebuild kit for Yamaha restores sealing and bearing smoothness, helping the engine hold steady operating temperatures.

Built For Performance

• Seals and gaskets rated for coolant and heat cycling
• Bearings sized to match the OEM pump housing
• Shaft and impeller wear parts included where applicable
• Direct-fit replacement for the factory pump assembly
• Components suited to off-road vibration and load

Fits These Machines

• for Yamaha WR450F, 2016
• for Yamaha WR450F, 2017
• for Yamaha WR450F, 2018
• for Yamaha WR 450F

On-The-Job Use

• Cooling system service on high-hour off-road machines
• Fixing coolant seepage at the pump weep hole
• Shop rebuilds after overheating or coolant loss
• Preventive maintenance before race or trail season

Specs At A Glance

Good To Know

Q: Do I need to drain the cooling system first? A: Yes, drain the coolant before removing the pump housing, and refill with the correct mix once the rebuild is complete.

Q: Can I reuse the old gaskets? A: No, always install the new gaskets and seals from the kit to avoid leaks and repeat labor.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.