Genuine OEM and High-Performance Water Pump for Caterpillar | Part 153-5954 & 153-5955

Maintain the critical thermal balance of your mini excavator with this high-performance water pump, designed specifically for the Caterpillar 3003 engine. Both part numbers 153-5954 and 153-5955 are commonly used interchangeably for this engine series, providing the essential coolant circulation needed to prevent overheating during high-torque excavation and grading tasks.

Constructed to meet rigorous industrial standards, this water pump features a precision-machined housing and a heavy-duty impeller designed to maximize flow rates while minimizing cavitation. The internal bearings are engineered for high-cycle durability, ensuring the pump can withstand the constant vibration and thermal cycling of a 1.67-ton mini hydraulic system. By utilizing a high-quality replacement, you ensure a perfect fit for the CAT 301.5, 301.6, and 301.8 series, protecting your engine from the internal damage caused by insufficient cooling.