Verified OEM Replacement: Direct interchange for Yanmar 121023-42100, 129350-42010, 121450-42010 and John Deere CH15502. Manufactured to original-equipment dimensions for a guaranteed bolt-on fit with no engine modifications.
Fits John Deere Compact Tractors: 650, 655, 750, 780 and 785 (Yanmar-powered models).
High-Heat Aluminum Housing: Cast aluminum for efficient thermal transfer and reduced weight. Naturally resists internal corrosion and scaling, extending the life of your tractor's cooling system.
Sealed Bearing & Impeller: Factory-sealed heavy-duty bearing handles high RPM and belt tension; the balanced internal impeller keeps coolant flow consistent through long operating hours.
Installation Ready: Ships with a precision-cut mounting gasket. Using the included new gasket is required to ensure a leak-proof seal between the pump housing and the engine block.
