New Holland 87801637 Water Pump Assembly

This water pump assembly serves as a direct OEM replacement for New Holland agricultural tractors equipped with FPT diesel engines. The unit features a cast iron housing with precision-machined mounting surfaces and a 117 mm diameter impeller designed for optimal coolant flow. The mechanical seal ensures leak-free operation under high temperature and pressure conditions. The pump is driven by the engine timing gear or belt system depending on specific engine configuration. Cross-reference interchangeability includes multiple OEM part numbers superseded by 87801637, covering New Holland, Ford New Holland, and Case IH applications. Compatible with tractor models across the TM115, TM125, TM135, TM150, TM165, 8160, 8260, 8360, 8560, TV140, and HW340 series, as well as Case WDX1701 and New Holland RG140 motor grader. Each unit undergoes pressure testing to validate sealing integrity and flow performance before shipment.