Delphi EX631763 Fuel Injector

Delphi EX631763 Diesel Fuel Injector

The Delphi EX631763 is a remanufactured diesel fuel injector built for heavy-duty fuel injection systems that use a Celect injector design. It combines OE heritage with replacement-ready construction, making it a practical choice for diesel engine service where accurate fuel delivery matters.

• Remanufactured standard replacement fuel injector
• Diesel fuel type for heavy-duty injector systems
• Celect injector fuel injection type
• 2-terminal pin connection with female rectangular connector
• Clamp w/bolt attachment method
• Metal and plastic body construction
• Gasket/seal included; 3 O-rings included
• Package contents: fuel injector and instruction sheet

OE-Style Diesel Injection Performance

Delphi draws on more than a century of OE experience, and that background is reflected in the EX631763 fuel injector. Built as a remanufactured standard replacement, this injector is suited for diesel service where consistent atomization and dependable electrical connection are important. The EX631763 part number is also referenced in interchange listings for 3087556, 3087788, 3095086, 3411762, and 3411763PX, and it cross-references Global Parts Distributors LLC 3411763 for the same application.

Common Issues This Injector Can Address

• Hard starting caused by a worn or inconsistent diesel injector
• Rough idle from uneven fuel delivery
• Loss of power related to injector wear
• Excess smoke from poor fuel atomization
• Electrical connection problems at the injector terminal

Installation Notes

Verify the Celect injector system, connector shape, terminal count, and attachment method before installation. The EX631763 uses a female rectangular connector with two terminals, a pin-style terminal type, and clamp w/bolt mounting. Replace seals as needed and confirm the included gasket/seal and three O-rings are properly seated before final assembly. Follow the instruction sheet included in the package and inspect the injector bore and related fuel system components during service.

Quality Assurance

Delphi builds aftermarket parts using OE knowledge developed through supplier experience with major automakers. The EX631763 remanufactured diesel fuel injector reflects that OE-based engineering approach for heavy-duty fuel system service.