The Craftsman N739397 Motor & Pump SA helps provide the mechanical power and water pressure needed for reliable pressure washer operation. Designed as a replacement motor and pump assembly, the motor supplies power to drive the pump, while the pump moves water through the system to generate pressurized flow for cleaning. Proper assembly function helps support consistent water pressure... https://www.wholetoolbox.com/craftsman-n739397-motor-pump-sa/N739397.html