What does a Walbro 255 fuel pump do?

What does a Walbro 255 fuel pump do?

Description. The Walbro 255 liter per hour (LPH) high pressure (HP) fuel pump is the most popular in-tank fuel pump upgrade for the NSX. The pump flows 255 LPH of fuel at a base pressure of 43.5 PSI at 13.5 volts (an increase of approximately 65% over the factory pump).

How do I know what size fuel pump I need?

A good estimator of volume to power is approximately 10 hp per gallon or 2.64 hp per liter. For example if your pump flows at 50 gph it should be able to support a 500 hp engine (50 x 10 = 500). However, to actually know the gph you must also consider the fuel pressure required for your engine.

How much HP will a Walbro 525 support on E85?

Able to support an aggressive 700+ horsepower, with a super charger, this innovative dual pumping channel design delivers maximum pressure with superior fuel flow. Operating in both gas and E85, this fuel pump comes with a check valve to avoid system leak-down and extended cranking at start-up.

What fuel pump does a Hellcat use?


How many amps does a Walbro 450 pull?

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.

How many LPH is 1000hp?

340 lph
Making the Choice

Fuel Pump Free Flow Carbureted Engine Fuel Injected Engine
50 gph/190 lph 600 hp 500 hp
67 gph/255 lph 750 hp 650 hp
90 gph/340 lph 1000 hp 850 hp
125 gph/470 lph 1300 hp 1000 hp

How much HP can 2 Walbro 450 support?

The conservative horsepower rating of this pump is that this pump can support 800 HP on 12 volts and up to 950 HP on 13.5 volts. Universal fit for all Evo Models.

How much HP can a Walbro 450 handle?

Walbro 450 High Pressure The 450 (F90000267) and 450 High Pressure (F90000274) will both Support 500+hp on E85 Fuel and 700+ on pump gas applications.