AEM's 340LPH High Flow In-Tank Fuel Pump is designed for high performance, naturally aspirated and forced induction EFI vehicles, delivering reliable performance and high fuel flow at a competitive price. It flows 340 lph (84 gph) at 40 PSI and is capable of supporting over 1,000 HP at 43 PSI. This product carries a California Proposition 65 warning per the manufacturer's data.
Designed for in-tank mounting with gasoline, it features a compact 39mm diameter that fits most applications, with an offset inlet design that eases installation. The kit includes a wiring harness, pre-filter, end cap, and rubber buffer sleeve, and every pump is individually tested to flow 340 lph at 40 PSI before packaging.
Specifications:
- Weight: 12.5 oz (354 grams)
- Outside Diameter: 39mm
- External Materials: Black plated steel with laser etching
- Inlet Fitting: 7.7mm ID, 11.0mm OD, offset inline
- Outlet Fitting: 8mm hose clamp, offset
- PRV Activation: 80 PSI
- Impeller Design: Single scroll ceramic turbine
- Min/Max Voltage Input: 6V / 18V
- Current Draw: 12 amps @ 40 PSI, 15 amps @ 80 PSI (13.5V)
- Fuse: 20 amps (13.5V)
- Part Number: 50-1000
FAQ
How much horsepower can this pump support?
It flows 340 lph (84 gph) at 40 PSI and is capable of supporting over 1,000 HP at 43 PSI.
What fuel types is this pump designed for?
It is designed for in-tank mounting with gasoline applications.
What does the kit include?
The kit includes the fuel pump, wiring harness, pre-filter, end cap, and rubber buffer sleeve.

