Boyesen WPK-37AB Black Supercooler Water Pump Cover and Impeller Kit,One Size

★★★★★ 4.2 112 reviews

$180.50
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$180.50
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Free shipping Free 30-day returns

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Management number 212931024 Release Date 2026/04/12 List Price $72.20 Model Number 212931024
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By casting a totally new water pump cover, Boisean was able to maximize the flow through the unit. Boyesen’s design takes advantage of everything from Bernoulli’s Effect to biological studies. Unlike the stocker, Boyesen’s water inlet has an increasing diameter and artfully curved shape. This is a vast improvement over most stock inlets, which decrease in diameter as they near the impeller and have a 90-degree bend at the pump. Patented nautilus style impeller for hydrodynamic efficiency, reducing heat, gaining horsepower and extending engine life. Can reduce engine temperatures by as much as ten degrees . Fits: Yamaha YZ250F 2014-2019, WR250F & YZ250FX 2015-2019

  • Fits: Yamaha YZ250F 2014-2019, WR250F & YZ250FX 2015-2019
  • By casting a totally new water pump cover, Boyesen was able to maximize the flow through the unit. Boyesen’s design takes advantage of everything from Bernoulli’s Effect to biological studies
  • Unlike the stocker, Boyesen’s water inlet has an increasing diameter and artfully curved shape. This is a vast improvement over most stock inlets, which decrease in diameter as they near the impeller and have a 90-degree bend at the pump
  • Patented nautilus style impeller for hydrodynamic efficiency, reducing heat, gaining horsepower and extending engine life
  • Can reduce engine temperatures by as much as ten degrees
UPC 804429512706
Brand Name Boyesen
Unit Count 1.0 Count
Item Weight 7.36 ounces
Manufacturer Boyesen
Model Number WPK-37AB
Material Type Aluminum
Item Type Name Water Pumps
Included Components Boyesen WPK-37AB
Manufacturer Part Number WPK-37AB
Compatible with Vehicle Type Motorcycle
Manufacturer Warranty Description Manufacturer
Global Trade Identification Number 00804429512706

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