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Dorman 555-028 Engine Expansion Plug
for 1978 (please select make/model)

Dorman 555-028 Engine Expansion Plug - 1978

Dorman
Brand:Dorman
Part Number: 555-028
UPC: 00019495555285
Weight: 0.55 lbs
Condition:New



On Sale:

$9.77

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

Product Information

Description:

Get the Dorman 555-028 Engine Expansion Plug for your 1978. 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:
Steel
Maximum Diameter:
1.51 in.
Minimum Diameter:
1.502 in.
Package Contents:
Expansion Plug
American Motors Corp (AMC) #:
3144641
American Motors Corp (AMC) #:
J8060175
Chrysler #:
J1351516
Chrysler #:
J3144641
Ford #:
370352S
General Motors #:
1351516
General Motors #:
22524416
General Motors #:
2308546
General Motors #:
555679
Navistar #:
445356C1
Papco #:
260-174
Papco #:
260-177
Pioneer #:
EPC-133
Country of Origin:
CN

Select a vehicle to narrow Dorman 555-028 Engine Expansion Plug fitment info!

Last Updated: 09/15/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1979

 

1978

 

1979

 

1978

 
American Motors AMX

5.0L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

American Motors AMX



5.0L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1979

 

1978

 
American Motors Concord

5.0L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

American Motors Concord



5.0L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 

1971

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 

1971

 
American Motors Matador

5.9L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

American Motors Matador



5.9L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Buick Electra

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Electra



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Buick Electra

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Electra



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Buick Estate Wagon

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Estate Wagon



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Buick Estate Wagon

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Estate Wagon



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 
Buick LeSabre

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick LeSabre



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Buick LeSabre

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick LeSabre



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Buick Riviera

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Riviera



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Buick Riviera

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Buick Riviera



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 
Cadillac Seville

5.7L V8 Diesel OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Cadillac Seville



5.7L V8 Diesel OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 
Jeep Cherokee

5.9L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep Cherokee



5.9L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1974

 

1978

 

1977

 

1976

 

1975

 

1974

 
Jeep Cherokee

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep Cherokee



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1972

 
Jeep CJ5

5.0L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep CJ5



5.0L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 
Jeep CJ7

5.0L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep CJ7



5.0L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle
Jeep J10

5.9L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep J10



5.9L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1974

 

1978

 

1977

 

1976

 

1975

 

1974

 
Jeep J10

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep J10



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle
Jeep J20

5.9L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep J20



5.9L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1974

 

1978

 

1977

 

1976

 

1975

 

1974

 
Jeep J20

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep J20



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle
Jeep Wagoneer

5.9L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep Wagoneer



5.9L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1974

 

1978

 

1977

 

1976

 

1975

 

1974

 
Jeep Wagoneer

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Jeep Wagoneer



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 
Oldsmobile 98

5.7L V8 Diesel OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile 98



5.7L V8 Diesel OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Oldsmobile 98

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile 98



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Oldsmobile 98

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile 98



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 
Oldsmobile Custom Cruiser

5.7L V8 Diesel OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Custom Cruiser



5.7L V8 Diesel OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Oldsmobile Custom Cruiser

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Custom Cruiser



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Oldsmobile Custom Cruiser

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Custom Cruiser



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Oldsmobile Cutlass

4.3L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Cutlass



4.3L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1982

 

1981

 

1980

 

1979

 

1978

 

1982

 

1981

 

1980

 

1979

 

1978

 
Oldsmobile Cutlass Calais

4.3L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Cutlass Calais



4.3L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Oldsmobile Cutlass Salon

4.3L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Cutlass Salon



4.3L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Oldsmobile Cutlass Supreme

4.3L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Cutlass Supreme



4.3L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 
Oldsmobile Delta 88

5.7L V8 Diesel OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Delta 88



5.7L V8 Diesel OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 
Oldsmobile Delta 88

4.3L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Delta 88



4.3L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1976

 

1980

 

1979

 

1978

 

1977

 

1976

 
Oldsmobile Delta 88

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Delta 88



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Oldsmobile Delta 88

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Delta 88



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Oldsmobile Toronado

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Oldsmobile Toronado



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Pontiac Bonneville

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Bonneville



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Pontiac Bonneville

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Bonneville



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1980

 

1979

 

1978

 

1977

 
Pontiac Catalina

5.7L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Catalina



5.7L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Pontiac Catalina

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Catalina



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1979

 

1978

 

1977

 

1979

 

1978

 

1977

 
Pontiac Firebird

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Firebird



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1978

 

1977

 
Pontiac Grand Safari

6.6L V8 Gas OHV
1
 
1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Pontiac Grand Safari



6.6L V8 Gas OHV 1.50 In.
6 Required
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

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