Part #: FJ765

Standard Ignition FJ765 Fuel Injector

3 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
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Overview of Standard Ignition Fuel Injector FJ765

The Standard Ignition FJ765 fuel injector is designed for reliable fuel delivery in select Ford and Mercury vehicles. This new, black MFI injector ensures precise fuel atomization for gas engines, compatible with Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models.

  • New MFI fuel injector with top feed system
  • Compatible with gas fuel type
  • Includes O-rings for proper sealing
  • OEM replacement part for Ford and Mercury vehicles
  • Male blade terminals with two connections
  • Hardware not included

Detailed Product Description

The Standard Ignition FJ765 fuel injector is engineered as a direct OEM replacement, maintaining factory specifications for fuel delivery and fitment. Featuring a top feed design, this injector supports multi-port fuel injection (MFI) systems, ensuring efficient fuel atomization and engine performance. The black finish and included O-rings help provide a secure and leak-free installation. With two male blade terminals, the injector connects seamlessly to the vehicle’s wiring harness. This part is specifically designed for gas-powered engines in Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models, ensuring compatibility and reliable operation.

Applications and Common Issues Addressed

  • Restores proper fuel spray pattern and engine performance
  • Resolves rough idling or engine misfires caused by faulty injectors
  • Eliminates poor fuel economy due to injector leaks or clogging
  • Fixes hard starting issues related to inconsistent fuel delivery
  • Prevents engine hesitation during acceleration

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation
  • Use the included O-rings to prevent fuel leaks and ensure a tight seal
  • Verify the injector terminals match the vehicle’s wiring harness (male blade, two terminals)
  • Inspect the fuel rail and injector ports for debris before installation
  • Do not reuse old hardware; new hardware is not included with this part

Quality Assurance and Warranty

Standard Ignition fuel injectors are manufactured to meet OEM standards for fit, form, and function. The FJ765 part number undergoes rigorous quality control to ensure durability and consistent performance. This fuel injector includes a limited warranty against defects in materials and workmanship, providing confidence in its reliability for Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer applications.

BrandStandard Ignition
Part NumberFJ765
ColorBlack
Fuel Injector TypeMFI Injector
Fuel TypeGas
Hardware IncludedNo
New or RemanNew
O-Rings IncludedYes
O.E.M. ReplacementYes
System TypeTop Feed
Terminal GenderMale
Terminal TypeBlade

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005FordExplorer4.0LV6N/APerformance fuel injector fits various vehicle makes and models.
2005FordExplorer Sport Trac4.0LV6N/APerformance fuel injector fits various vehicle makes and models.
2005MercuryMountaineer4.0LV6N/APerformance fuel injector fits various vehicle makes and models.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

02801580662-18128297-20084G2008550-20775L2Z9F593DA67347800-1742N822-11191CM5101FIDL1742NFJ10687MP-10111

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.