Toyota 16100-78700-71 Water Pump Assembly

This water pump assembly is engineered for Toyota Z-series industrial diesel engines including 1Z, 2Z, 3Z, 11Z, 12Z, and 13Z. It features a cast iron housing with a precision-machined steel impeller and a ceramic mechanical seal designed for high-temperature coolant compatibility and extended service intervals in material handling applications. The unit is a direct gear-driven replacement for OEM part numbers 16100-78300-71, 16100-78360-71, and 16100-UE010. It mounts to the engine block with a gasket interface and restores factory cooling performance for Toyota internal combustion forklifts across the 5FD, 6FD, 7FD, 2JD, and 2TD model series.