The easiest way to understand your vehicle’s water pump is to think of it as the “heart” of your car’s cooling system. Its primary function is to constantly circulate engine coolant through the cooling system from the radiator to the engine and back.  The water pump consists of an Impeller, a Pulley Flange and an O-Ring. The impeller is driven by the engine drive through a pulley. The Engine Itself Powers the Water Pump

The water pump in your vehicle receives its power to operate from the engine itself…allowing it to work properly. Usually power is delivered from the simple combination of a belt and pulley, but there a some cases (less often) that a water pump operates via a gear and chain. The power that the pump generates from the engine is transferred to a shaft on which there is an impeller.

Read More