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263327 - Miller EFI Fuel Pump Assembly Kit

Packaging: 1 PER EA
$1,347.42/EA $925.06/1 PER EA only $925.06/EASave 31%

Usually ships within 3-5 business days

OVERVIEW

Genuine Miller 263327 EFI Fuel Pump Module Kit

The Miller 263327 Kit, EFI Fuel Pump Module is a critical replacement component designed for specific Miller engine-driven welding generators equipped with Electronic Fuel Injection (EFI) technology. Unlike traditional carbureted systems that rely on gravity or low-pressure mechanical pumps, EFI systems require a high-pressure fuel delivery system to atomize fuel effectively in the combustion chamber. This module is engineered to meet the exact flow rate and pressure specifications set by Miller and the engine manufacturer, ensuring the welding machine operates at peak efficiency.

Failure of the fuel pump module in an EFI system can lead to a variety of operational issues, ranging from hard starting and rough idling to complete engine shutdown under load. The 263327 kit provides a comprehensive solution, typically including the pump assembly and necessary integration components to restore the fuel system's integrity. Using genuine OEM parts is essential for maintaining the validity of the machine's warranty and ensuring longevity. Aftermarket pumps may not provide the consistent pressure required by the sophisticated ECU (Engine Control Unit) found in modern Miller welders, potentially leading to error codes or suboptimal arc performance due to engine RPM fluctuation.

This component is compatible with select models in the Miller industrial lineup, such as certain configurations of the Bobcat and Trailblazer series. Industrial maintenance professionals rely on the 263327 to maintain the reliability of their fleet. The module is built to withstand the rigorous vibration and thermal environments typical of welding applications, featuring robust electrical connectors and corrosion-resistant materials. When servicing the fuel system, it is also recommended to inspect and replace fuel filters to prevent contamination of the new pump module.

Technical Specifications:

  • Part Number: 263327
  • System Type: Electronic Fuel Injection (EFI)
  • Fitment: Miller Engine Drives (Verify specific model compatibility in manual)
  • Function: High-pressure fuel delivery
Additional Information
----- new values below ----
Part Type:Fuel Pump Module
Engine System:EFI (Electronic Fuel Injection)
Compatible Equipment:Engine Driven Welders
brand:miller
packaging-description:1-per-ea

INCLUDED

  • 1 x EFI Fuel Pump Module Assembly
  • Installation Hardware (if applicable)
  • Instruction Sheet

APPLICATIONS

  • Repairing Miller EFI engine-driven welders
  • Restoring fuel pressure in Bobcat and Trailblazer EFI models
  • Fixing hard-start or no-start engine conditions
  • Maintenance of fleet welding generators

FAQ

Common signs include difficulty starting the engine, stalling shortly after starting, sputtering or loss of power under load (while welding), and a whining noise coming from the fuel tank area.

No, this kit is specifically for models equipped with Electronic Fuel Injection (EFI). It will not work on carbureted models. Always check your machine's parts manual or serial number to confirm compatibility.

Yes, this is a genuine Miller Electric Original Equipment Manufacturer (OEM) part, ensuring the highest quality and perfect fitment for your machine.

Miller typically sells this as a complete module kit to ensure reliability. Replacing just the internal motor can be difficult and may not address issues with the pressure regulator or sending unit often integrated into the module.

EFI systems require much higher fuel pressure (often 30-60 PSI) compared to carbureted systems (3-5 PSI). The 263327 module is designed to generate and regulate this high pressure safely.

Yes, it is highly recommended to replace the fuel filter whenever you replace the fuel pump. A clogged filter can restrict flow and cause the new pump to fail prematurely.

Installation generally requires standard hand tools like wrenches, sockets, and screwdrivers. You will also need to safely disconnect fuel lines, so having rags and a way to clamp lines is helpful.

It might. A no-start condition can be caused by spark, compression, or fuel. If you have confirmed you have spark and compression, testing fuel pressure is the next step to determine if the pump is the culprit.