HomeAir and Fuel Delivery > Fuel StorageSpectra FN854 Fuel Filler Neck
Part #: FN854

Spectra FN854 Fuel Filler Neck

⚙️ 9 vehicles fit this part
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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: Jeep, Wrangler
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🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Spectra Fuel Tank Filler Neck FN854

The Spectra FN854 fuel tank filler neck is designed specifically for Jeep TJ and Wrangler models. This replacement part ensures proper fuel delivery and secure connection between the fuel cap and the tank, maintaining the integrity of your vehicle's fuel system.

  • Compatible with Jeep TJ and Wrangler models
  • Durable construction for long-lasting performance
  • Direct replacement for original fuel tank filler neck
  • Part number FN854 for accurate identification
  • Ensures proper fuel flow and sealing

Detailed Product Description

The Spectra FN854 fuel tank filler neck is engineered to meet the specifications of Jeep TJ and Wrangler vehicles. It serves as the conduit for fuel to flow from the filler cap to the fuel tank, preventing leaks and vapor loss. Manufactured with quality materials, this part withstands exposure to fuel and environmental elements, providing reliable service over time. Using the correct part number FN854 guarantees compatibility and fitment, avoiding installation issues and potential fuel system malfunctions.

Common Applications and Problem Resolution

  • Replacement for cracked or damaged filler necks causing fuel leaks
  • Fixes issues with fuel odors due to improper sealing
  • Resolves difficulties in refueling caused by bent or obstructed filler necks
  • Prevents fuel vapor leaks that can trigger check engine lights
  • Restores proper fuel system pressure and function

Installation Notes and Tips

Installation of the Spectra FN854 fuel tank filler neck requires basic mechanical skills and tools. Ensure the vehicle is parked on a level surface and the fuel system is depressurized before removal. Carefully disconnect the old filler neck, noting hose and clamp positions. Install the new filler neck by securing all connections tightly to prevent leaks. Inspect for any signs of wear on surrounding components during installation.

Quality Assurance and Warranty Information

Spectra parts are manufactured to meet or exceed OEM standards for fit and function. The FN854 fuel tank filler neck undergoes quality checks to ensure durability and performance. While specific warranty details may vary, Spectra typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2000JeepTJ2.5LL4N/A
2000JeepWrangler4.0LL6N/A
2000JeepWrangler2.5LL4N/A
1999JeepWrangler4.0LL6N/A
1999JeepWrangler2.5LL4N/A
1998JeepWrangler4.0LL6N/A
1998JeepWrangler2.5LL4N/A
1997JeepWrangler4.0LL6N/A
1997JeepWrangler2.5LL4N/A

* 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:

5017816AA5017816AB5207932552079325AB574038FNJP012TNKFN854

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