Part #: FJ642

Standard Ignition FJ642 Fuel Injector

10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Dodge, Ram 2500 and Ram 3500
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Overview of Standard Ignition FJ642 Fuel Injector

The Standard Ignition FJ642 is a new direct injection fuel injector designed specifically for diesel engines. Engineered to meet the fuel delivery demands of Dodge Ram 2500 and Ram 3500 models, this black fuel injector ensures precise fuel atomization and efficient combustion.

  • Direct injection fuel injector type for diesel engines
  • Compatible with Dodge Ram 2500 and Ram 3500
  • New, not remanufactured, for reliable performance
  • Black color finish for corrosion resistance
  • Part number FJ642 for accurate identification

Detailed Product Description

The Standard Ignition FJ642 fuel injector is designed for direct injection diesel fuel systems, providing accurate fuel delivery to optimize engine performance and emissions control. This injector is manufactured new to ensure consistent quality and durability. Its direct system type supports the high-pressure fuel requirements of modern diesel engines found in Dodge Ram 2500 and Ram 3500 trucks. The black finish offers protection against wear and corrosion, extending the injector's service life.

Applications and Common Issues Addressed

  • Restores proper fuel spray pattern for improved combustion
  • Resolves rough idling and engine misfires in Dodge Ram 2500 and Ram 3500
  • Helps eliminate poor fuel economy caused by faulty injectors
  • Addresses hard starting issues related to fuel delivery
  • Reduces excessive exhaust smoke from incomplete combustion

Installation Notes and Tips

When installing the Standard Ignition FJ642 fuel injector, ensure the engine is cool and the fuel system is depressurized. Use proper tools to avoid damage to the injector or fuel rail. It is recommended to replace injector seals and O-rings during installation to prevent leaks. Verify compatibility with your Dodge Ram 2500 or Ram 3500 model year and engine specifications before installation.

Quality Assurance and Warranty

Standard Ignition manufactures the FJ642 fuel injector to meet OEM standards for fit, form, and function. Each injector undergoes rigorous testing to ensure reliable operation in direct injection diesel systems. This product comes with a limited warranty covering defects in materials and workmanship, providing confidence in its durability and performance.

BrandStandard Ignition
Part NumberFJ642
ColorBlack
Fuel Injector TypeDirect Injection
Fuel TypeDiesel
New or RemanNew
System TypeDirect

This part fits 10 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2002DodgeRam 2500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
2002DodgeRam 3500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
2001DodgeRam 2500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
2001DodgeRam 3500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
2000DodgeRam 2500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
2000DodgeRam 3500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
1999DodgeRam 2500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
1999DodgeRam 3500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
1998DodgeRam 2500Manual5.9LL6N/APerformance fuel injector fits various vehicle makes and models.
1998DodgeRam 3500Manual5.9LL6N/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:

043219362910-1062-187642J-3064G11895011038AA57847611-107800-1605NDE831DL1610EX631064G2D59847

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