525lph High Performance In-Tank Fuel Pump

The Walbro 525lph High Performance In-Tank Fuel Pump, model F90000285, is engineered for enthusiasts seeking maximum fuel delivery capabilities. This innovative DCSS 39/50 fuel pump utilizes a dual pumping channel design to achieve superior fuel flow and pressure, capable of supporting up to 700+ horsepower with a supercharger or 900+ HP at 60 PSI in naturally aspirated applications. Designed for versatility, this pump operates seamlessly with both gasoline and E85 fuels. It incorporates an internal check valve to prevent fuel system pressure bleed-down, ensuring quicker startup times and minimizing extended cranking. Furthermore, its advanced design contributes to improved hot fuel flow, reduced noise levels, and a 20% increase in efficiency compared to conventional fuel pumps, delivering unparalleled performance. Key specifications include a flow rate of 470 LPH @ 40 PSI (120+ GPH) and a maximum pressure of 105 PSI, tested at 13.5 Volts. The pump measures 131mm in overall length with a 39mm main housing diameter and a 50mm lower housing diameter. Both the fuel inlet and outlet diameters are 11mm OD. The unit is designed for in-tank installation and can be flush-mounted to existing hangers using installation kit 400-0085. Walbro fuel pumps are individually QA tested prior to shipping. Please note that these pumps do not carry a manufacturer's warranty.