Spectra FN633 Fuel Filler Neck

Brand Spectra FN633
Fits Ford and Mercury · 26 vehicles

OE direct replacement. Meets or exceeds original equipment performance.

Fuel filler neck for dependable fuel delivery.

Cross-references 577932, 2830089 and F025 for the same application. See all 12.

$134.27Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Spectra FN633 Fuel Tank Filler Neck

The Spectra FN633 fuel tank filler neck is an OE-style replacement for select Ford and Mercury SUVs. It is built with engineering, manufacturing, and quality control standards aimed at matching the performance of the original part on 1997-2001 Ford Explorer, 2001 Ford Explorer Sport, and 1997-2001 Mercury Mountaineer applications.

Key Features

  • Direct replacement fuel tank filler neck for select Ford and Mercury vehicles
  • Built to meet or exceed original equipment performance targets
  • Application-specific fitment for 1997-2001 Ford Explorer
  • Also fits 2001 Ford Explorer Sport and 1997-2001 Mercury Mountaineer
  • Part number FN633 for catalog and cross-reference lookup

Application Details

Compatible With 1997-2001 Ford Explorer, N/A; 2001 Ford Explorer Sport, N/A; and 1997-2001 Mercury Mountaineer, N/A. This part cross-references Spectra Premium FN633 for the same application. Use FN633 when replacing a worn, corroded, or damaged filler neck on these vehicles.

Common Problems It Can Solve

  • Fuel odor caused by a leaking or rusted filler neck
  • Difficulty refueling due to restricted fuel passage
  • Visible corrosion or physical damage at the tank inlet area
  • Fuel splash-back during filling from a compromised neck
  • Inspection failures related to fuel system leakage

Installation Notes

Verify vehicle year, make, and model before installation. Compare the original filler neck routing, mounting points, and hose connections to the replacement part before removal. Clean surrounding fuel system areas during service and inspect related hoses and seals for wear while the tank opening is accessible.

Quality Assurance

Spectra Premium fuel filler necks are manufactured with engineering and quality control processes intended to match original equipment performance on the listed Ford Explorer, Ford Explorer Sport, and Mercury Mountaineer applications.

This part fits 26 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2001FordExplorerXLT5.0LV8N/A—
2001FordExplorerLimited5.0LV8N/A—
2001FordExplorerEddie Bauer5.0LV8N/A—
2001FordExplorerXLT4.0LV6N/A—
2001FordExplorerXLS4.0LV6N/A—
2001FordExplorerPostal4.0LV6N/A—
2001FordExplorerLimited4.0LV6N/A—
2001FordExplorerEddie Bauer4.0LV6N/A—
2001FordExplorer Sport—4.0LV6N/A—
2001MercuryMountaineer—5.0LV8N/A—
2001MercuryMountaineer—4.0LV6N/A—
2000FordExplorer—5.0LV8N/A—
2000FordExplorer—4.0LV6N/A—
2000MercuryMountaineer—5.0LV8N/A—
2000MercuryMountaineer—4.0LV6N/A—
1999FordExplorer—5.0LV8N/A—
1999FordExplorer—4.0LV6N/A—
1999MercuryMountaineer—5.0LV8N/A—
1999MercuryMountaineer—4.0LV6N/A—
1998FordExplorer—5.0LV8N/A—
1998FordExplorer—4.0LV6N/A—
1998MercuryMountaineer—5.0LV8N/A—
1998MercuryMountaineer—4.0LV6N/A—
1997FordExplorer—5.0LV8N/A—
1997FordExplorer—4.0LV6N/A—
1997MercuryMountaineer—5.0LV8N/A—
Directly replaces or cross-references 12 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
5779322830089F025F77Z9034GBF87Z9034BBFNF048FNF06FNSF06JLCF025KFN94TNKFN633XL2Z9034CA