GZYF 12S Universal 5/16 inch Inlet and Outlet 12V 1-2A 35GPH 4-7 P.S.I. Shut-off Pressure Self-Priming 2-wire Design Micro Electric Fuel Pump Gasoline only; 1 PC 12S Gasoline Electric Fuel Pump Application: Universal for carbureted applications on most 4, 6 and 8 cylinder vehicles Shut off pressure: 4-7 P.S.I.(Gasoline); Voltage: 12V ; Flows: 35(GPH); Package: Fittings*1 and mounting hardware *2 Eliminates vapor lock and flooding, comes with a self-priming pump,works well as a fuel transfer pump or booster pump TS16949 quality system certified manufacturer.CarBole's every single pump is 100 percent tested throughout the entire manufacturing process for worry free, out-of-the-box performance