How an Electric Water Pump Works. Electric water pumps function very much like your standard mechanical water pump. Operating as a centrifugal pump, a driven impeller rotates inside the housing to force water through the engine and back to the radiator where it is cooled, and the cycle begins again.
What are the pros and cons of running mechanical fuel and water pumps on a street car vs electrical fuel and water pumps? I always heard electric fuel pumps are good for high power street cars but mechanical water pumps are better for the street.