Walbro GSS342G3 255LPH High Pressure Fuel Pump for 500+ HP Gas Engines

Part # GSS342G3 SKU 317342

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$83.99
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SKU: 317342
Width: 2.00 (in)
Height: 5.00 (in)
Depth: 2.00 (in)
Shipping
Free, US only. Arrives in 2–4 days.
Returns
60-day free returns. Wrong fit? Our team is here 24/7. Details
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Highlights

Amperage
8.9 A @ 40 PSI
Amperage rating
8.9 Amps @ 40 PSI
CARB status
Not CARB approved
Drive type
Electrical
Flow rate
255 LPH
Fuel type
Gasoline, LPD
Horsepower supported
Up to 840 HP @ 0.5 BSFC
Inlet diameter
0.3125 in
Inlet type
Turbine Inlet
Installation instructions included
Yes
Max working pressure
120 PSI
Mounting hardware included
No
Operating pressure
40 PSI
Outlet diameter
0.4375 in
Outlet type
Single Barbed
Pressure
40 PSI Operating / 120 PSI Max
Product type
High Pressure In-Tank Fuel Pump
Prop 65 warning
Warning applies
Strainer included
No
Type
Electric Fuel Pump
Voltage
12 V

Description

Walbro GSS342G3 255LPH High Pressure Fuel Pump for 500+ HP Gas Engines

The Walbro GSS342G3 is a high-performance fuel pump specifically engineered for gas engines producing over 500 horsepower. This unit is capable of delivering up to 255 liters per hour, ensuring optimal fuel flow for high-demand applications. The pump operates under high pressure, making it an excellent choice for high-performance setups where reliability and efficiency are paramount. Engineered to meet strict OEM quality standards, the Walbro GSS342G3 provides consistent performance even under the most demanding conditions.

Designed with durability in mind, the Walbro GSS342G3 features a robust construction that can withstand the rigors of high-power output environments. Its advanced technology mitigates issues such as cavitation and helps maintain precise fuel delivery, which is crucial for engine performance and fuel economy. The pump is also designed for easy installation in a variety of vehicles, with a lightweight structure allowing for effective integration into existing systems without significant modifications.

FITMENT: This high-pressure fuel pump is compatible with a wide range of gas engines requiring substantial fuel delivery. Its versatile dimensions and connection fittings ensure that it can be installed in various vehicle models and configurations, making it an ideal upgrade for both enthusiasts and professional builders alike.

Key Features & Benefits

  • Delivers up to 255 liters per hour to support engines with over 500 HP
  • High-pressure operation enhances fuel atomization and engine response
  • Robust build quality ensures reliability in extreme conditions
  • Reduces cavitation risk for sustained performance
  • Easy installation process saves on time and additional costs

Specifications

Identification
BrandWalbro
Part numberGSS342G3
SKU317342
Dimensions and weight
Dimensions (W × H × D)2.00 × 5.00 × 2.00 in
Material and finish
Series and warranty
Details
Amperage8.9 A @ 40 PSI
Amperage rating8.9 Amps @ 40 PSI
CARB statusNot CARB approved
Drive typeElectrical
Flow rate255 LPH
Fuel typeGasoline, LPD
Horsepower supportedUp to 840 HP @ 0.5 BSFC
IncludesFuel Pump Only
Inlet diameter0.3125 in
Inlet typeTurbine Inlet
Installation instructions includedYes
Max working pressure120 PSI
Mounting hardware includedNo
Operating pressure40 PSI
Outlet diameter0.4375 in
Outlet typeSingle Barbed
Pressure40 PSI Operating / 120 PSI Max
Product typeHigh Pressure In-Tank Fuel Pump
Prop 65 warningWarning applies
Strainer includedNo
TypeElectric Fuel Pump
Voltage12 V

Shipping and returns

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 60-day free returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.

Walbro GSS342G3 255LPH High Pressure Fuel Pump for 500+ HP Gas Engines
Walbro GSS342G3 255LPH High Pressure Fuel Pump for 500+ HP Gas Engines
$83.99

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