SUNDELY&reg; Universal External Inline High Performance 300 LPH Fuel Injection Pump for Racing Cars Replacing BOSCH 0580254044 Universal External Inline High Performance 300 LPH Fuel Injection Pump Operating Voltage: 12V, Operating Pressure: 75PSI (5.0 Bar) Flow Rate: 200 LPH (53 GPH) under 75 PSI (5.0 Bar) & 12V, 300 LPH (80 GPH) under 43 PSI (3.0 bar) & 12V, 300 LPH (80 GPH) under 75 PSI (5.0Bab) & 13.5V Inlet: M18x1.5 Metric Thread, Outlet: M12x1.5 Metric Thread Length: 196mm, Diameter: 60mm, Weight: 1135 g