A3662000701 Water Pump for Mercedes-Benz MK

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, ensuring the continuous circulation of coolant between the engine block and the radiator. By maintaining a steady flow, it prevents overheating and helps the engine operate at its ideal thermal range, which is vital for preventing long-term damage in heavy commercial vehicle engines.

Vehicle and engine compatibility

This specific component is engineered to fit Mercedes-Benz MK series trucks, including models such as the 1417, 1420, 1720, and 1820, as well as variants like the 2420 and 2320 L. It is specifically designed for use with OM 366 LA engines to ensure precise fitment and performance.

Maintenance and installation guidance

For professional technicians and fleet managers, we recommend inspecting the pump during routine cooling system maintenance. Checking for signs of coolant leakage from the weep hole or unusual bearing noise can prevent sudden engine overheating. When replacing the pump, it is best practice to check the condition of all drive belts and hoses to ensure system integrity.

System reliability

Maintaining a robust cooling system is essential for the longevity of heavy-duty engines used in long-haul transport and construction applications.

OE cross-reference

525.01.0008 (Water Pump Water Pumps) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number A3662000701.