BOYESEN WATER PUMP COVER 14-21 YZ450F, SUPERCOOLER BOYESEN WPK-38CB

Black Supercooler Water Pump Cover and Impeller Kit - Boyesen WPK-38CB   Increased coolant flow at all rpm ranges Patented Nautilus-style impeller for hydrodynamic efficiency Silver, black or magnesium-colored powder-coat finish   Boyesen Supercooler Kit Black Boyesen SuperCooler Water Pump Kit With over 40 years in high performance engineering and manufacturing, Boyesen has produced an allnew water pump/impeller kit for the new YAMAHA YZ450F & 250F engine. The Boyesen SuperCooler water pump kit is an aluminum investment cast cover and impeller combo; specifically designed to enhance the performance 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 impeller for Hydrodynamic Efficiency - Heat treated 17-4 Stainless Steel Shaft increases durability - Increased coolant flow at all RPM ranges - Reduces cavitation and hydraulic friction - Seamless Hydrodynamic design - High capacity inlets - Extends engine life   Part No. 05-075.BK (oro2u.com)   Cross Reference Numbers Only: