5-87610088-2 Water Pump for Isuzu 4JB1 Engine – Fits Sany / Hitachi / Sumitomo Machinery

Product Title

5-87610088-2 Water Pump for Isuzu 4JB1 Engine – Fits Sany / Hitachi / Sumitomo Machinery

Product Overview

This water pump is an OEM-quality replacement part designed for the cooling system of the Isuzu 4JB1 engine, widely used in Sany, Hitachi, Sumitomo and other construction equipment brands. As the core component of the cooling system, the water pump drives coolant circulation between the engine block, cylinder head, and radiator, effectively dissipating combustion heat and maintaining the engine at its optimal operating temperature. Manufactured with a high-strength cast iron housing, precision ceramic sealing, efficient impeller, and high-temperature-resistant bearings, it offers ample flow capacity, smooth operation, reliable sealing, and long service life. Produced to strict OEM specifications with accurate mounting alignment, it is an ideal choice for cooling system maintenance or water pump replacement.

Compatible Models

• Sany, Hitachi, and Sumitomo excavators and other construction equipment powered by the Isuzu 4JB1 engine
  (For specific model compatibility, please consult our support team.)

Key Features (Brief)

• OEM specification, precision fitment, no modification required

• High-strength cast iron housing with ceramic seals for durability and leak prevention

• Efficient impeller design for ample flow and stable heat dissipation