Boyesen SuperCooler Water Pump Cover & Impeller Kit Part Number:1031-5043 (MFG #: WPK-26AB) XL version seals in larger

XL version seals in larger helmet shell sizes (XL

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Triple-layer face foam with fleece liner provides superior sweat absorption

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Boyesen SuperCooler Water Pump Cover & Impeller Kit Part Number:1031-5043 (MFG #: WPK-26AB) XL version seals in largerThe Boyesen SuperCooler water pump kit is an aluminum investment cast water pump cover and impeller combo; specifically designed to enhance the performance of your engines 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. FEATURES Investment cast Aluminum construction Increase coolant flow at all RPM ranges