Yamaha YZ 450 F (CJ 05) [2004] - Water pump cover with impeller

BOYESEN water pump cover with impeller for the Yamaha YZ 450 F

The BOYESEN water pump housing and impeller kit is designed for the Yamaha YZ 450 F (CJ 05), built in 2004. It connects a water pump cover with the matching impeller, thereby supporting better engine cooling and optimized flow rate.

Function and execution

The combination of housing and impeller forms a functional unit for the water pump. Compared to the standard pump housing, the cover offers an attractive racing design. This makes the kit suitable for riders who want to specifically replace the water pump cover on their Yamaha YZ 450 F and use the specified cooling and flow characteristics.

Kit contents

• Water pump housing
• Impeller for the water pump
• Housing seal
• Housing fixing screws

Vehicle assignment

The product fits the Yamaha YZ 450 F (CJ 05), built in 2004. The vehicle assignment is therefore limited to this model and this entire year range.

Technical features

• Product Type: Water Pump Cover with Impeller
• Brand: BOYESEN
• Optimized flow rate
• Racing design compared to the standard pump housing