Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Engine Components
  4. Hardware
  5. Engine Expansion Plug
  6. Dorman 565-041

Dorman 565-041 Engine Expansion Plug

Dorman 565-041 Engine Expansion Plug

Dorman
Brand:Dorman
Part Number: 565-041
UPC: 019495565413
Weight: 0.95 lbs
Condition:New



On Sale:

$40.98

Availability:
1 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

Get the Dorman 565-041 Engine Expansion Plug for your vehicle. Buy now and secure your purchase online!

This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Features and Benefits:

  • Direct replacement - this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Durable construction - this part is made from quality materials to ensure reliable performance and long service life
  • Ideal solution - this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Specifications:

Describe Type:
Cup Type
Material:
Brass
Maximum Diameter:
1.95 in.
Minimum Diameter:
1.947 in.
Package Contents:
Expansion Plug
Country of Origin:
US

Select a vehicle to narrow Dorman 565-041 Engine Expansion Plug fitment info!

Last Updated: 11/12/2017

Years Vehicle Per Vehicle Position Fit NotesFitment Notes
Showing 100 fitments from page 2 of 3

1972

 

1972

 
Pontiac Bonneville

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: U
 

Pontiac Bonneville



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: U
1 Per Vehicle

1972

 

1972

 
Pontiac Bonneville

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: Y
 

Pontiac Bonneville



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: Y
1 Per Vehicle

1971

 

1971

 
Pontiac Bonneville

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1971

 

1970

 

1969

 

1971

 

1970

 

1969

 
Pontiac Bonneville

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1969

 

1969

 
Pontiac Bonneville

7.0L V8 Gas,
7.0L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



7.0L V8 Gas,
7.0L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1967

 

1967

 
Pontiac Bonneville

6.6L V8 Gas OHV,
7.0L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10
 

Pontiac Bonneville



6.6L V8 Gas OHV,
7.0L V8 Gas OHV Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10

8 Per Vehicle

1966

 

1965

 

1964

 

1966

 

1965

 

1964

 
Pontiac Bonneville

6.4L V8 Gas OHV,
6.9L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10
 

Pontiac Bonneville



6.4L V8 Gas OHV,
6.9L V8 Gas OHV Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10

8 Per Vehicle

1963

 

1963

 
Pontiac Bonneville

6.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



6.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1963

 

1962

 

1961

 

1960

 

1959

 

1963

 

1962

 

1961

 

1960

 

1959

 
Pontiac Bonneville

6.4L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



6.4L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1962

 

1961

 

1960

 

1959

 

1962

 

1961

 

1960

 

1959

 
Pontiac Bonneville

6.4L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



6.4L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1957

 

1957

 
Pontiac Bonneville

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Bonneville



5.7L V8 Gas OHV Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Pontiac Catalina

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1977

 
Pontiac Catalina

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
 

Pontiac Catalina



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
1 Per Vehicle

1976

 

1975

 

1976

 

1975

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: S
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: S
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: R
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: R
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

6.6L V8 Gas,
7.5L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.6L V8 Gas,
7.5L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: W
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: W
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: Y
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: Y
1 Per Vehicle

1974

 

1974

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: W
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: W
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: S
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: S
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: S
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: S
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: S
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: S
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: S
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: S
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: U
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: U
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: W
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: W
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: U
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: U
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: Y
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Brougham, VIN: Y
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: V
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: V
1 Per Vehicle

1972

 

1972

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: W
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari, VIN: W
1 Per Vehicle

1972

 

1971

 

1972

 

1971

 
Pontiac Catalina

6.6L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.6L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1972

 

1971

 

1970

 

1972

 

1971

 

1970

 
Pontiac Catalina

7.5L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



7.5L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1971

 

1971

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1971

 

1971

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Safari
1 Per Vehicle

1970

 

1970

 
Pontiac Catalina

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1969

 

1969

 
Pontiac Catalina

6.6L V8 Gas,
6.6L V8 Gas OHV,
7.0L V8 Gas,
7.0L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.6L V8 Gas,
6.6L V8 Gas OHV,
7.0L V8 Gas,
7.0L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1967

 

1967

 
Pontiac Catalina

6.6L V8 Gas
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10
 

Pontiac Catalina



6.6L V8 Gas Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10

8 Per Vehicle

1967

 

1967

 
Pontiac Catalina

6.6L V8 Gas OHV,
7.0L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Base
Pkg Qty-10
 

Pontiac Catalina



6.6L V8 Gas OHV,
7.0L V8 Gas OHV Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Base
Pkg Qty-10
8 Per Vehicle

1966

 

1966

 
Pontiac Catalina

6.9L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
2+2
49.58mm Brass Cup
Pkg Qty-10
 

Pontiac Catalina



6.9L V8 Gas OHV Dorman
AutoGrade
Boxed
2+2
49.58mm Brass Cup
Pkg Qty-10
8 Per Vehicle

1966

 

1965

 

1964

 

1966

 

1965

 

1964

 
Pontiac Catalina

6.4L V8 Gas OHV,
6.9L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Base
Pkg Qty-10
 

Pontiac Catalina



6.4L V8 Gas OHV,
6.9L V8 Gas OHV Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Base
Pkg Qty-10
8 Per Vehicle

1963

 

1963

 
Pontiac Catalina

6.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
 

Pontiac Catalina



6.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
1 Per Vehicle

1963

 

1962

 

1963

 

1962

 
Pontiac Catalina

6.4L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
 

Pontiac Catalina



6.4L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
1 Per Vehicle

1961

 

1960

 

1959

 

1961

 

1960

 

1959

 
Pontiac Catalina

6.4L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



6.4L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1957

 

1957

 
Pontiac Catalina

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



5.7L V8 Gas OHV Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1956

 

1956

 
Pontiac Catalina

5.2L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Catalina



5.2L V8 Gas OHV Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1957

 

1957

 
Pontiac Chieftain

5.7L V8 Gas,
5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Chieftain



5.7L V8 Gas,
5.7L V8 Gas OHV Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1956

 

1956

 
Pontiac Chieftain

5.2L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Chieftain



5.2L V8 Gas OHV Expansion Plug
Boxed
(6-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1970

 

1970

 
Pontiac Executive

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Executive



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1970

 

1969

 

1970

 

1969

 
Pontiac Executive

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Executive



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1969

 

1969

 
Pontiac Executive

7.0L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Executive



7.0L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1967

 

1967

 
Pontiac Executive

6.6L V8 Gas OHV,
7.0L V8 Gas OHV
8
 		 
Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10
 

Pontiac Executive



6.6L V8 Gas OHV,
7.0L V8 Gas OHV Dorman
AutoGrade
Boxed
49.58mm Brass Cup
Pkg Qty-10

8 Per Vehicle

1988

 

1987

 

1986

 

1985

 

1984

 

1988

 

1987

 

1986

 

1985

 

1984

 
Pontiac Fiero

2.5L l4 Gas OHV
1
 
Rear
 
Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Fiero



2.5L l4 Gas OHV

Rear Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1986

 

1985

 

1984

 

1986

 

1985

 

1984

 
Pontiac Firebird

2.5L l4 Gas OHV
1
 
Rear
 
Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



2.5L l4 Gas OHV

Rear Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1983

 

1982

 

1983

 

1982

 
Pontiac Firebird

2.5L l4 Gas OHV
1
 
Rear
 
Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
FI
 

Pontiac Firebird



2.5L l4 Gas OHV

Rear Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
FI
1 Per Vehicle

1981

 

1980

 

1981

 

1980

 
Pontiac Firebird

4.9L V8 Gas OHV Turbo
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



4.9L V8 Gas OHV Turbo Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1981

 

1980

 

1979

 

1981

 

1980

 

1979

 
Pontiac Firebird

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1979

 

1978

 

1977

 

1976

 

1975

 

1979

 

1978

 

1977

 

1976

 

1975

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1977

 
Pontiac Firebird

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1976

 

1977

 

1976

 
Pontiac Firebird

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
 

Pontiac Firebird



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
1 Per Vehicle

1976

 

1975

 

1976

 

1975

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Esprit, VIN: R
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Esprit, VIN: R
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: P
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: P
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: P
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: P
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

6.6L V8 Gas,
7.5L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



6.6L V8 Gas,
7.5L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: Y
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: Y
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: X
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: X
1 Per Vehicle

1974

 

1974

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: Y
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: Y
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Esprit, VIN: R
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Esprit, VIN: R
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: T
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: T
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: T
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: T
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

7.5L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



7.5L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: X
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Formula, VIN: X
1 Per Vehicle

1972

 

1972

 
Pontiac Firebird

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: X
 

Pontiac Firebird



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Trans Am, VIN: X
1 Per Vehicle

1972

 

1971

 

1970

 

1969

 

1968

 

1967

 

1972

 

1971

 

1970

 

1969

 

1968

 

1967

 
Pontiac Firebird

6.6L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



6.6L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1970

 

1969

 

1968

 

1967

 

1970

 

1969

 

1968

 

1967

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1967

 

1967

 
Pontiac Firebird

5.3L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Firebird



5.3L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 
Pontiac Grand Am

2.5L l4 Gas OHV
1
 
Rear
 
Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Am



2.5L l4 Gas OHV

Rear Expansion Plug
Boxed
(1-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1980

 

1979

 

1978

 

1980

 

1979

 

1978

 
Pontiac Grand Am

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Am



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1975

 

1975

 
Pontiac Grand Am

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Am



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1975

 

1974

 

1975

 

1974

 
Pontiac Grand Am

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Am



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Grand Am

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: S
 

Pontiac Grand Am



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: S
1 Per Vehicle

1974

 

1974

 
Pontiac Grand Am

6.6L V8 Gas,
7.5L V8 Gas
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Am



6.6L V8 Gas,
7.5L V8 Gas Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1974

 

1974

 
Pontiac Grand Am

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: W
 

Pontiac Grand Am



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: W
1 Per Vehicle

1974

 

1974

 
Pontiac Grand Am

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: Y
 

Pontiac Grand Am



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: Y
1 Per Vehicle

1981

 

1980

 

1979

 

1981

 

1980

 

1979

 
Pontiac Grand LeMans

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand LeMans



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1977

 
Pontiac Grand LeMans

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand LeMans



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1977

 
Pontiac Grand LeMans

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
 

Pontiac Grand LeMans



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
1 Per Vehicle

1977

 

1976

 

1975

 

1977

 

1976

 

1975

 
Pontiac Grand LeMans

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand LeMans



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1976

 

1976

 
Pontiac Grand LeMans

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
 

Pontiac Grand LeMans



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
1 Per Vehicle

1976

 

1975

 

1976

 

1975

 
Pontiac Grand LeMans

7.5L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand LeMans



7.5L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Pontiac Grand Prix

4.9L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Prix



4.9L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1977

 

1977

 
Pontiac Grand Prix

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
 

Pontiac Grand Prix



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
VIN: P
1 Per Vehicle

1977

 

1977

 
Pontiac Grand Prix

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
 

Pontiac Grand Prix



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
1 Per Vehicle

1976

 

1976

 
Pontiac Grand Prix

5.7L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
 

Pontiac Grand Prix



5.7L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base, VIN: P
1 Per Vehicle

1976

 

1976

 
Pontiac Grand Prix

6.6L V8 Gas OHV
1
 		 
Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
 

Pontiac Grand Prix



6.6L V8 Gas OHV Expansion Plug
Boxed
(8-Req)
10 Per Pkg
49.58mm Brass Cup
Base
1 Per Vehicle
See More Fitments on Page 3 - or - Select Your Vehicle Above