Dorman 565-016 Engine Expansion Plug

Brand	Dorman 565-016
Describe Type	Cup Type
Material	Brass
Maximum Diameter	0.947
Minimum Diameter	0.934
Package Contents	Expansion Plug
Fits	Pontiac, Buick, and Oldsmobile · 203 vehicles

OE-style fit. Matches the original part's fit and function on specified vehicles.

Brass construction. Made from quality brass for reliable performance.

Cup type design. An engine expansion plug built for sealing applications.

Cross-references EPC-39-B for the same application. See all 1.

$36.42Free shipping

In stock · usually ships same day before 1pm CST

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Dorman 565-016 Brass Engine Expansion Plug

Dorman 565-016 is a brass engine expansion plug built to match the fit and function of the original core plug on specified vehicles. Its cup-type design and precise diameter range help support a secure seal in the engine block for classic Pontiac, Buick, and Oldsmobile applications.

For restorations and repairs on vehicles such as the Pontiac GTO, Pontiac LeMans, and Pontiac Grand Prix, this engine core plug provides an OE-style replacement in a brass construction. The Dorman 565-016 part number is also a direct reference point when sourcing the correct brass engine expansion plug for older GM engines.

Key Features

Brass construction for corrosion-resistant service in engine cooling passages
Cup-type engine expansion plug design
Maximum diameter: 0.947 in.
Minimum diameter: 0.934 in.
Matches the fit and function of the original engine core plug on listed applications
Cross-reference: EPC-39-B

Detailed Description

This Dorman engine core plug is engineered as a direct replacement for specified Pontiac, Buick, and Oldsmobile engines. The brass material and cup-type profile are selected to provide a dependable seal where the original expansion plug sits in the engine block. It is a practical choice for service work on classic GM platforms where correct fitment and material selection matter. Dorman 565-016 is commonly searched as a brass engine expansion plug for Pontiac Firebird, Pontiac Tempest, and Pontiac Catalina applications.

What It Helps Address

Coolant leakage from a worn or corroded core plug
Loss of sealing at the engine block expansion plug opening
Replacement needs during engine rebuild or cooling system service
Restoration of original-style brass engine hardware on classic GM vehicles

Installation Notes and Tips

Inspect the engine block bore before installation and clean away rust, scale, and old sealant so the plug seats evenly. Verify the plug diameter against the application before pressing it into place. Follow the vehicle service procedure for proper installation depth and sealing method.

Quality Assurance

This Dorman engine expansion plug is manufactured to match original part fit and function on the listed vehicles and is made from quality materials for reliable performance.

Vehicle Fitment

Fits 1967-1981 Pontiac Firebird, N/A
Fits 1979-1981 Pontiac Grand LeMans, N/A
Fits 1975-1977 Pontiac Grand LeMans, N/A
Fits 1979-1981 Pontiac LeMans, N/A
Fits 1963-1977 Pontiac LeMans, N/A
Fits 1979-1980 Buick Century, N/A
Fits 1977-1980 Buick LeSabre, N/A
Fits 1975 Buick LeSabre, N/A
Fits 1979-1980 Buick Regal, N/A
Fits 1959-1980 Pontiac Bonneville, N/A
Fits 1959-1980 Pontiac Catalina, N/A
Fits 1978-1980 Pontiac Grand Am, N/A
Fits 1973-1975 Pontiac Grand Am, N/A
Fits 1962-1980 Pontiac Grand Prix, N/A
Fits 1979 Oldsmobile Delta 88, N/A
Fits 1975 Oldsmobile Delta 88, N/A
Fits 1977 Buick Skylark, N/A
Fits 1975 Oldsmobile 98, N/A
Fits 1975 Oldsmobile Custom Cruiser, N/A
Fits 1964-1973 Pontiac GTO, N/A
Fits 1963-1970 Pontiac Tempest, N/A
Fits 1961 Pontiac Tempest, N/A
Fits 1969 Pontiac Tempest, N/A
Fits 1968 Pontiac LeMans, N/A
Fits 1966 Pontiac GTO, N/A

This part fits 203 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Position	Notes
1981	Pontiac	Firebird	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1981	Pontiac	Grand LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1981	Pontiac	LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Buick	Century	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Buick	LeSabre	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Buick	Regal	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Bonneville	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Catalina	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Firebird	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Grand Am	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Grand LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	Grand Prix	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1980	Pontiac	LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Buick	Century	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Buick	LeSabre	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Buick	Regal	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Oldsmobile	Delta 88	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Bonneville	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Catalina	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Firebird	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Grand Am	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Grand LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	Grand Prix	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1979	Pontiac	LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Buick	LeSabre	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Bonneville	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Catalina	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Grand Am	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1978	Pontiac	Grand Prix	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Buick	LeSabre	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Buick	Skylark	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Bonneville	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Bonneville	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Catalina	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Catalina	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Firebird	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Firebird	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand LeMans	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand Prix	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand Prix	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	LeMans	4.9L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	LeMans	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1977	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Firebird	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand LeMans	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand Prix	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	LeMans	5.7L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1976	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Buick	LeSabre	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Oldsmobile	98	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Oldsmobile	Custom Cruiser	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Oldsmobile	Delta 88	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Grand Am	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Grand Am	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Grand LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Grand LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1975	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Bonneville	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Grand Am	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Grand Am	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1974	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Bonneville	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Grand Am	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Grand Am	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	GTO	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1973	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Bonneville	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	GTO	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1972	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Bonneville	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Firebird	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	GTO	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1971	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Bonneville	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Bonneville	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Catalina	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Grand Prix	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Grand Prix	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	GTO	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	LeMans	7.5L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1970	Pontiac	Tempest	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Tempest	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1969	Pontiac	Tempest	—	—	N/A	Brass; V8 428CID 7.0L (7014cc); Package Quantity: 10; Dorman - AutoGrade - Boxed; Packaging Type: Box
1968	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	LeMans	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1968	Pontiac	LeMans	—	—	N/A	Brass; V8 428CID 7.0L (7014cc); Package Quantity: 10; Dorman - AutoGrade - Boxed; Packaging Type: Box
1968	Pontiac	Tempest	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Catalina	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Catalina	7.0L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Firebird	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Firebird	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	GTO	6.6L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	LeMans	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1967	Pontiac	Tempest	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	GTO	—	—	N/A	Brass; V8 326CID 5.3L (5343cc); Package Quantity: 10; Dorman - AutoGrade - Boxed; Packaging Type: Box
1966	Pontiac	GTO	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	LeMans	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1966	Pontiac	Tempest	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	GTO	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	LeMans	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1965	Pontiac	Tempest	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	GTO	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	LeMans	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1964	Pontiac	Tempest	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1963	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1963	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1963	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1963	Pontiac	LeMans	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1963	Pontiac	Tempest	5.3L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1962	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1962	Pontiac	Catalina	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1962	Pontiac	Grand Prix	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1961	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1961	Pontiac	Catalina	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1961	Pontiac	Tempest	6.4L	V8	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1960	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1960	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1959	Pontiac	Bonneville	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
1959	Pontiac	Catalina	—	—	N/A	Brass Engine Expansion Plug, Package Quantity: 10, Boxed Packaging Type
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Directly replaces or cross-references 1 part number

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

EPC-39-B