WATER PUMP COVER 2014-2021 YAMAHA YZ450F SUPERCOOLER BOYESEN WPK-38CB

Black Supercooler water pump cover and impeller kit engineered to improve coolant circulation and maintain more stable operating temperatures. The hydrodynamic design increases flow across the rev range and reduces cavitation and hydraulic friction.

Features

• Increased coolant flow at all rpm ranges


• Patented Nautilus-style impeller for hydrodynamic efficiency


• Reduces cavitation and hydraulic friction


• Seamless hydrodynamic design with high-capacity inlets


• Heat-treated 17-4 stainless steel shaft for durability


• Extends engine life


• Powder-coat finish available in silver, black or magnesium-coloured

Specifications

• Kit type: Water pump cover and impeller kit


• Cover material: Aluminium (investment cast)


• Impeller design: Nautilus-style, high-flow


• Shaft material: Heat-treated 17-4 stainless steel


• Finish: Black powder-coat

Vehicle Fitments

• Yamaha YZ250F


• Yamaha YZ450F