Fuel Pump - Walbro Competition - 450 Litres Per HourHigh Capacity Fuel pump kit 450 Litres per hour Can be used for engines up to approx 750bhp We actually have one of these in a 950bhp engine but it is pushing its limits! Fensport Tip: This pump has a high current draw so requires fresh fuel pump wiring all the way through that can cope with up to 30 amps current draw. Stock wiring cannot handle this and will either limit the fuel pump output or worse, melt wiring. Fittings In (mm): 11 Fittings Out