
Dorman 576-303 Fuel Tank
Replacement Fuel Tank for GM Full-Size Cars
This Dorman fuel tank is a direct replacement for specified Chevrolet, Pontiac, and Oldsmobile full-size cars from 1977-1980. Built from steel with a 19-gallon capacity, it is engineered to match the original tank’s fit and function for service on vehicles such as the Chevrolet Caprice, Chevrolet Impala, Pontiac Bonneville, Pontiac Catalina, and Oldsmobile Delta 88.
Key Features
- Direct replacement fuel tank for specified applications
- Steel construction with silver finish and painted coating
- 19-gallon capacity
- Filler neck attached; 18-inch filler neck length
- Lock ring and O-ring included
- Dimensions: 39.75 in. length, 26.5 in. width, 9.25 in. height
- Cross-reference: Spectra Premium GM1211B
Detailed Product Overview
Dorman 576-303 is a replacement fuel tank built to match the original equipment layout on select GM rear-wheel-drive sedans and coupes. The steel tank includes the filler neck attached and is supplied with the lock ring and O-ring needed for the fuel sender opening. It is a practical choice for restoring fuel storage on a Chevrolet Caprice or Impala, Pontiac Bonneville or Catalina, or Oldsmobile Delta 88 when the original tank is rusted, leaking, or otherwise no longer serviceable. Dorman 576-303 is shaped for the specified vehicle applications and follows the original tank’s capacity and mounting profile.
Vehicle Fitment
- Fits 1977-1980 Oldsmobile Delta 88, 19 gallon tank; w/Filler Neck
- Fits 1977-1979 Chevrolet Caprice, w/Filler Neck
- Fits 1977-1979 Chevrolet Impala, w/Filler Neck
- Fits 1977-1979 Pontiac Bonneville, w/Filler Neck
- Fits 1977-1979 Pontiac Catalina, w/Filler Neck
Common Repair Uses
- Replacing a rusted or corroded fuel tank
- Repairing fuel leaks from the tank shell or seams
- Restoring proper fuel storage capacity on original-equipment applications
- Addressing damaged or missing filler neck assemblies
- Returning a classic GM full-size car to service after tank failure
Installation Notes and Tips
Verify vehicle fitment by year, make, model, and filler-neck configuration before installation. This tank does not include mounting straps or the sending unit, so transfer or source those components as needed for the application. Inspect the fuel lines, venting components, and sender seal area during replacement to help ensure a proper repair.
Quality Assurance
Dorman manufactures this replacement tank as a precision-engineered OE-style part for the listed vehicles. It is built to match the original fuel tank’s fit and function for the specified applications.
Original: $323.38
-65%$323.38
$113.18Dorman 576-303 Fuel Tank
Replacement Fuel Tank for GM Full-Size Cars
This Dorman fuel tank is a direct replacement for specified Chevrolet, Pontiac, and Oldsmobile full-size cars from 1977-1980. Built from steel with a 19-gallon capacity, it is engineered to match the original tank’s fit and function for service on vehicles such as the Chevrolet Caprice, Chevrolet Impala, Pontiac Bonneville, Pontiac Catalina, and Oldsmobile Delta 88.
Key Features
- Direct replacement fuel tank for specified applications
- Steel construction with silver finish and painted coating
- 19-gallon capacity
- Filler neck attached; 18-inch filler neck length
- Lock ring and O-ring included
- Dimensions: 39.75 in. length, 26.5 in. width, 9.25 in. height
- Cross-reference: Spectra Premium GM1211B
Detailed Product Overview
Dorman 576-303 is a replacement fuel tank built to match the original equipment layout on select GM rear-wheel-drive sedans and coupes. The steel tank includes the filler neck attached and is supplied with the lock ring and O-ring needed for the fuel sender opening. It is a practical choice for restoring fuel storage on a Chevrolet Caprice or Impala, Pontiac Bonneville or Catalina, or Oldsmobile Delta 88 when the original tank is rusted, leaking, or otherwise no longer serviceable. Dorman 576-303 is shaped for the specified vehicle applications and follows the original tank’s capacity and mounting profile.
Vehicle Fitment
- Fits 1977-1980 Oldsmobile Delta 88, 19 gallon tank; w/Filler Neck
- Fits 1977-1979 Chevrolet Caprice, w/Filler Neck
- Fits 1977-1979 Chevrolet Impala, w/Filler Neck
- Fits 1977-1979 Pontiac Bonneville, w/Filler Neck
- Fits 1977-1979 Pontiac Catalina, w/Filler Neck
Common Repair Uses
- Replacing a rusted or corroded fuel tank
- Repairing fuel leaks from the tank shell or seams
- Restoring proper fuel storage capacity on original-equipment applications
- Addressing damaged or missing filler neck assemblies
- Returning a classic GM full-size car to service after tank failure
Installation Notes and Tips
Verify vehicle fitment by year, make, model, and filler-neck configuration before installation. This tank does not include mounting straps or the sending unit, so transfer or source those components as needed for the application. Inspect the fuel lines, venting components, and sender seal area during replacement to help ensure a proper repair.
Quality Assurance
Dorman manufactures this replacement tank as a precision-engineered OE-style part for the listed vehicles. It is built to match the original fuel tank’s fit and function for the specified applications.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Replacement Fuel Tank for GM Full-Size Cars
This Dorman fuel tank is a direct replacement for specified Chevrolet, Pontiac, and Oldsmobile full-size cars from 1977-1980. Built from steel with a 19-gallon capacity, it is engineered to match the original tank’s fit and function for service on vehicles such as the Chevrolet Caprice, Chevrolet Impala, Pontiac Bonneville, Pontiac Catalina, and Oldsmobile Delta 88.
Key Features
- Direct replacement fuel tank for specified applications
- Steel construction with silver finish and painted coating
- 19-gallon capacity
- Filler neck attached; 18-inch filler neck length
- Lock ring and O-ring included
- Dimensions: 39.75 in. length, 26.5 in. width, 9.25 in. height
- Cross-reference: Spectra Premium GM1211B
Detailed Product Overview
Dorman 576-303 is a replacement fuel tank built to match the original equipment layout on select GM rear-wheel-drive sedans and coupes. The steel tank includes the filler neck attached and is supplied with the lock ring and O-ring needed for the fuel sender opening. It is a practical choice for restoring fuel storage on a Chevrolet Caprice or Impala, Pontiac Bonneville or Catalina, or Oldsmobile Delta 88 when the original tank is rusted, leaking, or otherwise no longer serviceable. Dorman 576-303 is shaped for the specified vehicle applications and follows the original tank’s capacity and mounting profile.
Vehicle Fitment
- Fits 1977-1980 Oldsmobile Delta 88, 19 gallon tank; w/Filler Neck
- Fits 1977-1979 Chevrolet Caprice, w/Filler Neck
- Fits 1977-1979 Chevrolet Impala, w/Filler Neck
- Fits 1977-1979 Pontiac Bonneville, w/Filler Neck
- Fits 1977-1979 Pontiac Catalina, w/Filler Neck
Common Repair Uses
- Replacing a rusted or corroded fuel tank
- Repairing fuel leaks from the tank shell or seams
- Restoring proper fuel storage capacity on original-equipment applications
- Addressing damaged or missing filler neck assemblies
- Returning a classic GM full-size car to service after tank failure
Installation Notes and Tips
Verify vehicle fitment by year, make, model, and filler-neck configuration before installation. This tank does not include mounting straps or the sending unit, so transfer or source those components as needed for the application. Inspect the fuel lines, venting components, and sender seal area during replacement to help ensure a proper repair.
Quality Assurance
Dorman manufactures this replacement tank as a precision-engineered OE-style part for the listed vehicles. It is built to match the original fuel tank’s fit and function for the specified applications.












