The Walbro internal high performance 400 l/h fuel pump, for engines up to 500 HP internal 400lph Fuel Pump Motorsports fuel pump without Installation Kit Universal fuel pump rated up to 500 HP Note: Not E85 compatiblel! The Walbro 400 in-tank fuel pump is a brand new aftermarked part released 2011. It has been developed having specifically turbocharged engines with horsepower numbers greater than 500hp in mind. The 39mm drive is basically the same as in the 255hp version, but fitted with a new highly efficient turbine pump. This pump features two sets of turbines running on one common shaft. The result are enormous flow rates at a wide range of pressure ratios! Flow capacity: 400lph @ 2,75bar @ 13,5volts E85 suitable: no Diameter socket: 50mm Diameter pump housing: 39mm Length: 95mm (body) + 25mm connectors Content: Only pump (without installation kit) Important note: The manufacturer does not supply a hose or clamps for the 400 liter version.