Is the Walbro 255 Universal?
Walbro in-tank electric fuel pumps utilize a proven gerotor design.
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Walbro GSS342 Intank Fuel Pump 255LPH High Pressure (Universal)
| Brand | Walbro |
|---|---|
| Part Number | GSS342 |
| Short Description | Walbro 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 |
Is Walbro 255 for E85?
Walbro 255LPH E85 compatible High Pressure Fuel Pump.
How many PSI is Walbro 255?
43.5 PSI
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 can you tell a fake Walbro 255?
The genuine pump comes in an unsealed bag with the pump covered in mineral spirit to help stop corrosion from forming. Walbro also uses this fluid to flow test their pumps to make sure they’re working to full spec, whereas the fake is in a sealed bag with no treatments and has most likely been untested.
How many amps does a Walbro 255 draw?
Fuel pump flow rates and current draw at 12 volts
| Pressure (psi) | 190 ltr/hr fuel pump (gal/hr) | “high pressure” 255 ltr/hr pump (amps) |
|---|---|---|
| 10 | 52 | 4.8 |
| 20 | 48 | 5.5 |
| 30 | 44 | 6.3 |
| 40 | 40 | 7.1 |
How many GPH is 255 LPH?
It delivers impeccable performance and high volumes of fuel flow. The Walbro 255 LPH High Flow In-Tank Fuel Pumps flows 255 lph (67.4 gph) at 3 Bar and are capable of supporting over 500 HP under standard operating conditions.
Is the Walbro fuel pump E85 compatible?
These Walbro TI Automotive fuel pumps are commonly referred to as a Walbro 450 or Walbro 460 fuel pump and are E85 compatible high-performance units.
Can a fuel pump be too powerful?
Carbureted Engines
Fuel pressure to the carburetor will range from 4 psi to 7 psi, with some vehicles using higher pressure. 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.
How many Lph do you need for 500hp?
Making the Choice
| Fuel Pump Free Flow | Carbureted Engine | Fuel Injected Engine |
|---|---|---|
| 40 gph/155 lph | 450 hp | 400 hp |
| 50 gph/190 lph | 600 hp | 500 hp |
| 67 gph/255 lph | 750 hp | 650 hp |
| 90 gph/340 lph | 1000 hp | 850 hp |
Where are Walbro pumps made?
the USA
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. GSL392 is also a 255LPH high-pressure fuel pump, however, this model is an inline fuel pump, which means it usually mounts outside the fuel tanks.
Who makes Walbro fuel pumps?
TI Automotive
New Name, Same Obsession. For decades, Walbro automotive fuel pumps have been manufactured by TI Automotive.
Where are Walbro fuel pumps made?
How much HP will a 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.
What does E85 do to engines?
E85 flex fuel not only powers your engine but also cleans your engine, fuel lines, and fuel injectors. That’s because E85 contains a high amount of ethanol, up to 83%. Ethanol is an excellent cleaner. It clears the engine, fuel lines, and fuel injectors of deposits.
What size fuel pump do I need for 600hp?
Making the Choice
| Fuel Pump Free Flow | Carbureted Engine | Carbureted w/ Power Adder |
|---|---|---|
| 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 |
What happens if I put a bigger fuel pump?
An upgraded fuel pump may move so much fuel, the factory regulator cannot bleed off the pressure fast enough. This leads to higher than desired fuel pressures which means the injectors are spraying more fuel than intended. The consequence is an overly rich air to fuel ratio and a poorly running engine.
What size fuel pump do I need for 400hp?
Making the Choice
| Fuel Pump Free Flow | Carbureted Engine | Fuel Injected w/ Power Adder |
|---|---|---|
| 30 gph/114 lph | 350 hp | 250 hp |
| 40 gph/155 lph | 450 hp | 300 hp |
| 50 gph/190 lph | 600 hp | 400 hp |
| 67 gph/255 lph | 750 hp | 500 hp |
Who bought Walbro?
Tokyo, Japan – Global alternative asset manager The Carlyle Group (NASDAQ: CG) today announced that it has acquired 100% of the outstanding shares of Walbro Engine Management, a global small engine parts manufacturer, from Sun Capital Partners. Terms of the transaction were not disclosed.
How long does a Walbro fuel pump last?
between 10-20 years
Walbro fuel pumps should last between 10-20 years.
How long does a Walbro 450 last?
What is the disadvantage of using E85?
The key disadvantage of using E85 fuel is that it is not usually as efficient as “regular” fuel that other vehicles use. FFV owners usually see lower miles per gallon with this type of fuel.
Is it OK to mix E85 with regular gas?
It’s perfectly safe to mix E85 with regular gas so long as you have a flex-fuel vehicle designed to handle fuel with high levels of ethanol.
Can you run too big of a fuel pump?
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.
Do you need a tune after installing a bigger fuel pump?
no tune needed. make sure you do a fuel filter as well when you do the pump. the FPR will regulate the pressure, injectors regulate the ammount of fuel used and the excess will return to the tank.
Is Walbro still in business?
Walbro is a global organization, headquartered in Tucson, Arizona, with over 2300 employees worldwide. The company has ISO certified manufacturing and engineering facilities in the United States, Japan, Mexico, Thailand and China.