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Boyesen Supercooler Kit

  • 19500


With over 40 years in high performance engineering and manufacturing, Boyesen has produced an all-new water pump/impeller kit for the 05+ based Yamaha YZ125 model. The Boyesen SuperCooler water pump kit is an aluminum investment cast cover and impeller combo; specifically designed to enhance the performance and durability of you engine’s cooling system. This high flow, hydrodynamic water pump kit has been tested and designed to flow more coolant. By increasing the flow, the engine will run cooler at a more constant temperature.

  • Patented Nautilus style cast aluminum impeller
  • Heat treated 17-4 Stainless Steel Shaft
  • Increased coolant flow at all RPM ranges
  • Reduces cavitation and hydraulic friction
  • Seamless Hydrodynamic design
  • High capacity inlets
  • Available in powder coated colors; Black, Magnesium, Race Blue

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