Delphi EX631104 Fuel Injector

Delphi EX631104 Fuel Injector

The Delphi EX631104 fuel injector is built for precise fuel delivery in air and fuel delivery service applications. Backed by Delphi’s OE heritage and decades of supplier experience with major automakers, this injector is a direct-fit replacement for vehicles that use this part number.

Key Features

• Fuel injector for the fuel injection system
• Includes fuel injector and instruction sheet
• OE-informed design based on Delphi’s aftermarket engineering knowledge
• Cross-references with 1883110C1, 1883111C92, and 1899239C92 for the same application
• Part number: EX631104

Product Details

Delphi EX631104 is a replacement fuel injector for service work where accurate fuel metering is required. Delphi draws on OE experience built over 100 years, and that background is reflected in the design and application coverage of this injector. If you are servicing a fuel injection system on a Ford, Chevrolet, or Dodge application that calls for EX631104, this part number provides a direct replacement path.

The package contents include the fuel injector and an instruction sheet. The injector is intended for use in fuel delivery repairs where the original unit has worn, clogged, or failed. For buyers searching by vehicle and part number, EX631104 is a relevant match for fuel injector replacement needs across supported applications.

Common Repair Uses

• Hard starting caused by poor fuel atomization
• Rough idle from inconsistent injector output
• Misfire conditions related to fuel delivery imbalance
• Fuel trim issues tied to a restricted or failing injector
• Restoring proper injector function during engine service

Installation Notes

Verify the injector connector style, fuel system requirements, and OE part number before installation. Replace seals and follow the vehicle service procedure for fuel system depressurization, injector removal, and leak checks. Use the included instruction sheet during installation and confirm proper operation after the repair.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and supplier knowledge developed through long-term work with top automakers. That background supports consistent fit and function for service replacement applications.