Delphi EX634762 fuel injector for the 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L and other vehicles sprays fuel into the engine's cylinder. This Delphi fuel injector is built to OE specifications for fit, form and function, and Delphi injectors are tested using OE methodologies.
- 100% O-ring replacement
- No internal seal rings, which minimizes leakage
- Recessed fuel exit to minimize possible plugging
- Reduced spray variation and an accurate fuel spray pattern, which support emissions and cold start capabilities
- Draws manifold heat away from the fuel rail to thermally isolate the fuel and eliminate hesitation from vapor lock
Quick facts
- Part: Delphi EX634762 fuel injector
- Fits: 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L and other vehicles
Rough running, hard starting or hesitation can mean an injector is worn. A clogged fuel filter, a weak fuel pump or a wiring fault can be behind these symptoms too, so find the cause before you buy. This listing is one injector, and the 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L takes six.
Fits
The 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L, the 2008-2009 Roadmaster Rail AE-Stacked Rail 6-cylinder 7.2L and the 2004-2009 Chevrolet C6500 Kodiak 6-cylinder 7.2L all take this injector, as do many other medium-duty vehicles. Running something else? Look up your vehicle in the "Vehicles it fits" section before you order.
Specifications
Fit and size
- Engine: L6-7.2L
- Quantity per vehicle: 6
- Sold individually: one injector per listing
Build and materials
- Trim code: CD
- System type: Medium Duty
In the box
One fuel injector with trim code CD, four O-rings located on the injector and an instruction sheet.
Interchange: 10R-4762 · 222-5962 · 238-9808 · 241-3239 · 243-4503 · 295-1409 · 328-2584
20R8058
This part cross-references / interchanges with the following part numbers:
10R4762, 10R-4762, 20R8058, 222-5962, 238-9808, 241-3239, 243-4503, 295-1409, 328-2584
Frequently Asked Questions
Does the Delphi EX634762 fit the 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L?
Yes. Delphi EX634762 fuel injector fits the 2004-2006 GMC C8500 Topkick 6-cylinder 7.2L and the 2004-2009 Chevrolet C6500 Kodiak 6-cylinder 7.2L; for any other vehicle, use the "Vehicles it fits" section.
Do the O-rings come on this Delphi fuel injector?
Yes. Four O-rings are located on the injector, and the box also holds trim code CD and an instruction sheet.
Does this Delphi diesel injector have internal seal rings?
No. Delphi EX634762 has no internal seal rings, which minimizes leakage, and its fuel exit is recessed to minimize possible plugging.
What do Delphi injectors do for cold starting?
Reduced spray variation and an accurate fuel spray pattern are designed to give better emissions and cold start capabilities.
Does Delphi EX634762 replace number 328-2584?
Yes. 328-2584 is one of the other-brand and OE numbers that Delphi EX634762 fuel injector replaces.
