GBR 739-304 Diesel Fuel Injector Pump

Reman Diesel Fuel Pump for Ram 2500/3500

GBR 739-304 is a remanufactured high-pressure diesel fuel pump for select Dodge Ram heavy-duty applications. It is built for 2003-2009 Dodge Ram 2500 and 2003-2008 Dodge Ram 3500 coverage, with OE-style performance targets for fuel delivery and pressure control.

The GBR Reman Diesel High Pressure Fuel Pump line is fully disassembled, cleaned in an ultrasonic process, inspected, and rebuilt with premium components. Each unit is flow-tested across multiple operating conditions to verify output against OE specifications.

• Remanufactured high-pressure diesel fuel pump
• Fits 2003-2009 Dodge Ram 2500, N/A
• Fits 2003-2007 Dodge Ram 3500, N/A
• Fits 2008 Dodge Ram 3500, N/A
• Part number 739-304 for direct catalog lookup
• Cross-references Bosch 0445020147 and 0986437304 for the same application

Application Details

Use this diesel fuel injector pump when servicing fuel system performance on compatible Dodge Ram 2500 and Ram 3500 trucks. It is a fitment-based replacement for vehicles listed above and is identified in the catalog as 739-304.

Common Issues It May Address

• Low rail pressure from a worn high-pressure pump
• Hard starting caused by inconsistent fuel delivery
• Loss of power under load from inadequate injection pressure
• Fuel system performance concerns tied to pump wear or contamination

Installation Notes

Verify engine and fuel system compatibility before installation. Review Technical Bulletin TB-0122-E for the listed Ram 2500 and Ram 3500 applications, and confirm all fuel lines, seals, and related components are clean and in serviceable condition before reassembly.

Quality Assurance

GBR remanufactures this pump by tearing it down completely, ultrasonic cleaning, inspecting critical components, and testing each unit on a flow bench under multiple operating parameters to meet or exceed OE specifications. Part number 739-304 is cataloged for direct replacement use in the listed Dodge Ram diesel applications.