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Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38

  • Part #: 492310
  • Manufacturer Part #: WPK-38

MSRP Price: $189.95

Our Price: $170.96

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$18.99 (10%)
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Overview of Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38

  • Designed to increase coolant flow at all rpm ranges
  • Patented Nautilus-style impeller for hydrodynamic efficiency

Specs for Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38

Finish Silver
Type Water Pump Cover
Type - Water Pump Accessories Water Pump Cover
Units Each
Weight 0.37 lbs

Specs for Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38

Finish Silver
Type Water Pump Cover
Type - Water Pump Accessories Water Pump Cover
Units Each
Weight 0.37 lbs

Fitment for Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38

See if this part fits your ride

Part 492310 fits the following machines

Yamaha
  • 2002 Yamaha WR426F
  • 2001 Yamaha WR426F
  • 2009 Yamaha WR450F
  • 2008 Yamaha WR450F
  • 2007 Yamaha WR450F
  • 2006 Yamaha WR450F
  • 2005 Yamaha WR450F
  • 2004 Yamaha WR450F
  • 2003 Yamaha WR450F
  • 2009 Yamaha YFZ450
  • 2008 Yamaha YFZ450
  • 2007 Yamaha YFZ450
  • 2006 Yamaha YFZ450
  • 2005 Yamaha YFZ450
  • 2004 Yamaha YFZ450
  • 2007 Yamaha YFZ450BB Bill Ballance Edition
  • 2006 Yamaha YFZ450BB Bill Ballance Edition
  • 2004 Yamaha YFZ450LE Limited Edition
  • 2007 Yamaha YFZ450SE Special Edition
  • 2005 Yamaha YFZ450SE Special Edition
  • 2007 Yamaha YFZ450SE2 Special Edition 2
  • 2006 Yamaha YFZ450SP 50th Anniversary Edition
  • 2008 Yamaha YFZ450SP Special Edition
  • 2008 Yamaha YFZ450SP2 Special Edition 2
  • 2002 Yamaha YZ426F
  • 2001 Yamaha YZ426F
  • 2000 Yamaha YZ426F
  • 2009 Yamaha YZ450F
  • 2008 Yamaha YZ450F
  • 2007 Yamaha YZ450F
  • 2006 Yamaha YZ450F
  • 2005 Yamaha YZ450F
  • 2004 Yamaha YZ450F
  • 2003 Yamaha YZ450F
  • 2006 Yamaha YZ450FSP 50th Anniversary Edition

Supercooler Water Pump Cover and Impeller Kit - WPK-07

5 out of 6 reviews
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work as it says

impeller helped bike run cooler and cover added design to motor. goes great with matching clutch and ignition cover

Review By:

from NC

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Excellent purchase and upgrade for my crf450r

Love it saves engine from over heating and damage big difference compared to stock part

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Supercooler water pump

Great product and easy to install, bike runs much cooler

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Easy to install and works very well on my 2007 wr450. Definitely recommend!

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Great fit. My engine runs nice and cool. I installed this when I installed my big bore kit on my WR450. Its a must have. Works great.

Review By:

from Panama City Fla

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awesome water pump!

This is the best cover and impeller kit out their i put one on my 2002 crf 450 took about an hr, boy was it worth every penny my bike stays cool in all conditions, buy one and you, WILL BE HAPPY!

Review By:

from Boise,Idaho

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Instructions and Manuals for Boyesen Supercooler Water Pump Cover and Impeller Kit - WPK-38