12V Fuel Transfer Pump, 2.5-4 PSI Pressure, 70 L/H Flow, 5/16" (8mm) Inlet & Outlet Size Sophisticated construction, based on reliable materials and fine craftsmanship. Universal transfer fuel pump for all 12 volt cars, trucks, boats and generators This electric fuel pump is only suitable for gasoline and diesel, not suitable for ethanol gasoline, aqueous liquid. This electric fuel pump supplies fuel to the car through the piston and has stronger suction to ensure the fuel supply to the car This low pressure fuel pump provides optimum flow while reducing pump noise. Precision-coupled commutator and brush materials provide durable, consistent performance and extended life in various fuel formulations The HEP-02 fuel pump is easy to install and connect with a 2-bolt mounting, 2-wire design. Stronger suction to ensure the car fuel supply more stable Features: Material: 100% brass Length: 2.24 inches Width: 2 inches Inlet and outlet size: 8 mm Model: HEP-02A Outlet pressure: 2.5-4 PSI