I
Insight Horizon Media

Where are Walbro fuel pumps made

Author

Rachel Hickman

Published Mar 28, 2026

Made in the USA by TI Automotive (formerly known as Walbro). Walbro’s GSS340, GSS341, GSS342 fuel pumps are 255LPH high-pressure GSS series in tank fuel pumps.

Who manufactures Walbro fuel pumps?

New Name, Same Obsession. For decades, Walbro automotive fuel pumps have been manufactured by TI Automotive.

Did TI Automotive buy Walbro?

Well it’s not actually something new, TI Automotive Group purchased the brand Walbro way back in 1999 and decided to carry on promoting fuel pump products with the ‘Walbro’ brand name.

Where are Walbro pumps made?

Walbro pumps are proudly made in the USA.

Where are AEM fuel pumps made?

A: All AEM Fuel Pumps are made in China.

Is Walbro carburetor still in business?

Initially a small engine carburetor manufacturer, Walbro now has a separate subsidiary which focuses on small engine fuel systems–Walbro Engine Management–and another subsidiary for automotive systems–Walbro Automotive. … Walbro was founded by Walter E. Walpole in 1950 in Fenton, Michigan.

Are Walbro 255 Universal?

BrandWalbroPart NumberGSS342Short DescriptionWalbro Part Number: GSS342 Type: Universal Intank Fuel Pump Fuel: Gas Horsepower: 500HP+ Flow Rate: 255LPH Caution: Extremely High Counterfeit Rate – Buy from an Authorized Dealer Only

How does a fuel pump work in a car?

The basic way your modern electrical fuel pump works is by utilizing a DC motor in the pump assembly which draws in the fuel sitting in your gas tank. From there, it sends it up the fuel line and into the fuel rail where it can be injected into a cylinder. It then mixes with air and a spark to create combustion.

Are Walbro fuel pumps universal?

One of the most famous and widely of Walbro’s universal external pumps is the GSL392 255LPH High Pressure fuel pump. The GSL392 has been extensively used for High performance and Racing applications, and is the most popular universal external pump.

How much HP is 340LPH good for?

The AEM 340LPH High Flow In-Tank Fuel Pump (PN 50-1000) flows 340 lph (84 gph) at 40 PSI and is capable of supporting over 1,000 HP at 43 PSI.

Article first time published on

How can you tell a fake AEM fuel pump?

The easiest way to identify counterfeit products is if it has a very low price. In many cases, pricing that is much lower than advertised prices from Authorized Dealers is an indicator that a product is counterfeit, as are special discounts that are added to significantly lower the price of a product.

How much HP will a 340 fuel pump support?

340 Stealth Fuel Pump. Supports up to – 700 HP EFI – Forced Induction – 850 HP EFI – Naturally Aspirated – 850 HP Carbureted – Forced Induction – 1000 HP Carbureted – Naturally Aspirated.

How many Lph do you need for 500hp?

Fuel Pump Free FlowCarbureted EngineFuel Injected Engine30 gph/114 lph350 hp300 hp40 gph/155 lph450 hp400 hp50 gph/190 lph600 hp500 hp67 gph/255 lph750 hp650 hp

Who makes Walbro carburetor?

TI Automotive purchased Walbro’s automotive fuel pump division in approx yr2000, and is the actual manufacturer of all Walbro branded automotive fuel pumps and fuel delivery modules.

Does Walbro make engines?

Walbro’s products have powered over 435 Million engines since 1950 in the lawn and garden, recreational and marine, construction, agriculture and outdoor power equipment markets. Walbro manufactures carburetors, ignition systems, fuel injection systems, pumps, valves and fuel storage and delivery systems.

Are Walbro engines any good?

Walbro has demonstrated outstanding performance in terms of quality, cost competitiveness, on-time delivery and flexibility. … Walbro has demonstrated outstanding performance in terms of quality, cost competitiveness, on-time delivery and flexibility.

How much horsepower can a Walbro 450 support?

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.

How much is a high pressure fuel pump?

The average cost for a fuel pump replacement is between $220 and $1,062 depending on vehicle and age. Labor costs are estimated between $124 and $260, while parts are priced between $95 and $854. Estimates do not include taxes and fees.

How long do a fuel pump last?

The fuel pump is your vehicle’s unsung hero. It takes gas from the gas tank and sends it to the engine so your car, truck, or SUV can start and run. Your vehicle’s fuel pump should last at least 100,000 miles or more.

Which fuel system is one of the most commonly used today?

Which fuel system is one of the most commonly used today? A – Common rail.

What is the symptoms of bad fuel pump?

  • Whining Noise From the Fuel Tank. If you notice a whining noise coming from the location of your fuel tank, the fuel pump is probably beginning to fail. …
  • The Engine Sputters or Surges. …
  • Trouble Starting the Car. …
  • Loss of Power Under Load. …
  • Reduced Gas Mileage. …
  • Stalling at High Temperatures.

What does GPH mean in fuel pumps?

Another important factor is fuel flow. Fuel pumps are marketed with specific flow ratings—mechanical fuel pumps are rated in gallons per hour, or gph. Depending on your make and model, your Vette’s stock mechanical pump flows between 40-80 gph—the performance versions in this guide put out between 80 and 225 gph.

How much power can a Walbro 525 support?

Delivering unparalleled performance and OEM reliability, Walbro’s brand new 525 LPH fuel pump supports up to 700 flywheel horsepower with forced induction, and 900 horsepower N/A.

What PSI should my fuel pressure be?

Fuel pressure for most vehicles should stay in a 5- to 10-psi range.

What is boost a pump?

The now famous Boost-A-Pump improves the flow rate of an electric fuel pump by increasing the supply voltage. Most fuel pumps are (flow) rated at 12-13 volts.

Can a fuel pump be too powerful?

Using the wrong fuel pump that delivers excess pressure can cause problems ranging from poor performance and lower gas mileage to flooding and carburetor damage. When the pressure is only a little over the required amount, your vehicle may sputter when you first accelerate from a stopped position.

How many LPH is a 1200 hp?

To estimate flow, simply multiply 1,200 horsepower x 0.9 BSFC = 1,080 pounds of projected fuel per hour.

Can a fuel pump be too big?

Too big of a cam for your combination will cause a loss of low end torque and make drivability suffer. Such is the case with fuel pumps, to some degree. … The remaining fuel returns back to the tank, but the fuel pressure regulator acts as a restriction to the return line.