Dorman

Dorman 576-447 Fuel Tank

Brand Dorman 576-447
Material Steel
Capacity 21.5
Length 39.625
Color Gray
Width 21.25
Height 10.25
Lock Ring Included Yes
Filler Neck Length 14.3
Mounting Straps Included No
Sending Unit Included No
Filler Neck Attached Yes
Fuel Tank Coating Paint
Baffled Sump No
Attached Sump No
Package Contents Fuel tank
Fits Chevrolet and Oldsmobile · 4 vehicles

OE-style replacement. Precision-engineered to match original fuel tank fit and function.

Steel construction. Durable tank with a painted finish for added corrosion resistance.

Lock ring included. Ready for installation with the filler neck already attached.

Cross-references Spectra Premium GM2108 for the same application. See all 1.

$283.21Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $283.21
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Replacement Fuel Tank for Nova and Omega

This Dorman fuel tank is a steel replacement for specified 1973-1974 Chevrolet Nova and Oldsmobile Omega applications. Part number 576-447 is built to match the original tank’s fit and function, with a 21.5-gallon capacity, attached filler neck, and included lock ring for the fuel system connection.

Key Features

  • Steel construction with gray painted coating
  • 21.5-gallon fuel capacity
  • Filler neck attached; 14.3-inch filler neck length
  • Lock ring included
  • Dimensions: 39.625 inches long, 21.25 inches wide, 10.25 inches high
  • Sending unit not included
  • Mounting straps not included
  • Package contents: fuel tank

Detailed Description

Dorman 576-447 is a direct replacement fuel tank engineered for the original fit and function on 1973-1974 Chevrolet Nova and 1973-1974 Oldsmobile Omega models with filler neck. The steel tank is finished in gray with a painted coating and includes the filler neck already attached, helping simplify fuel system restoration work on these classic GM platforms. This part cross-references Spectra Premium GM2108 for the same application.

Common Repair Uses

  • Replacing a rusted or leaking fuel tank
  • Restoring fuel storage capacity on a classic Nova or Omega
  • Addressing fuel odor caused by tank corrosion or seepage
  • Repairing damage from age-related metal fatigue or impact
  • Returning the fuel system to proper OE-style layout with the attached filler neck

Installation Notes and Tips

Verify vehicle fitment before installation: Fits 1973-1974 Chevrolet Nova, N/A, w/Filler Neck and Fits 1973-1974 Oldsmobile Omega, N/A, w/Filler Neck. Transfer the sending unit from the original tank if it is still serviceable, since it is not included. Mounting straps are also not included, so inspect the existing straps and related hardware for wear before installation. Confirm filler neck alignment and sealing surfaces during assembly.

Quality Assurance

Dorman designs this replacement fuel tank to match the fit and function of the original equipment tank on the listed vehicles. Part number 576-447 is built for direct replacement use on the specified Chevrolet Nova and Oldsmobile Omega applications.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1974ChevroletNovaN/Aw/Filler Neck
1974OldsmobileOmegaN/Aw/Filler Neck
1973ChevroletNovaN/Aw/Filler Neck
1973OldsmobileOmegaN/Aw/Filler Neck
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Spectra Premium — GM2108