BOYESEN Yamaha YZF WPK-38M Aluminium Water Pump Cover

Compatible models:

YAMAHA WR 426 F 2001-2002.

YAMAHA WR 450 F 2003-2015.

YAMAHA YFZ 450 2004-2013.

YAMAHA YFZ 450 BB Bill Ballance Edition 2006-2007.

YAMAHA YFZ 450 LE Limited Edition 2004-2004.

YAMAHA YFZ 450 R 2009-2013.

YAMAHA YFZ 450 RSE Special Edition 2009-2013.

YAMAHA YFZ 450 SE Special Edition 2005-2007.

YAMAHA YFZ 450 SP Special Edition 2006-2008.

YAMAHA YFZ 450 SP2 Special Edition 2 2008-2008.

YAMAHA YFZ 450 SPE2 Special Edition 2 2007-2007.

YAMAHA YZ 426 F 2000-2002.

YAMAHA YZ 450 F 2003-2009.

YAMAHA YZ 450 F 50th Anniversary 2006-2006.

Supercooler Water Pump Cover and Impeller Kit.

An aluminum investment-cast water pump cover and impeller combo.

specifically designed to enhance the performance of your engines cooling system.

This high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolant.

By increasing the flow at all rpm ranges, the engine will run cooler at a more constant temperature.

Patented nautilus style impeller for hydrodynamic efficiency.

Extend engine life.