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  2. Auto Parts
  3. Engine Components
  4. Hardware
  5. Engine Expansion Plug
  6. Dorman 555-034 for 1978

Dorman 555-034 Engine Expansion Plug
for 1978 (please select make/model) 7.4L V8 Gas OHV

Dorman 555-034 Engine Expansion Plug - 1978

Dorman
Brand:Dorman
Part Number: 555-034
UPC: 00019495555346
Weight: 0.7 lbs
Condition:New



On Sale:

$9.77

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

Product Information

Description:

Get the Dorman 555-034 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:
1.76 in.
Minimum Diameter:
1.751 in.
Package Contents:
Expansion Plug
General Motors #:
2379621
General Motors #:
3743389
Papco #:
260-198
Papco #:
260-204
Pioneer #:
EPC-82
Country of Origin:
CN

Select a vehicle to narrow Dorman 555-034 Engine Expansion Plug fitment info!

Last Updated: 09/15/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Chevrolet C10

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet C10



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 
Chevrolet C10 Suburban

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet C10 Suburban



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Chevrolet C20

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet C20



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1974

 

1973

 
Chevrolet C20 Suburban

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet C20 Suburban



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Chevrolet C30

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet C30



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1978

 

1977

 

1976

 
Chevrolet K20

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet K20



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1978

 

1977

 

1976

 
Chevrolet K5 Blazer

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet K5 Blazer



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

1993

 

1992

 

1991

 

1990

 

1989

 

1988

 

1987

 

1986

 

1985

 

1984

 

1983

 

1982

 

1981

 

1980

 

1979

 

1978

 

1977

 

1976

 

1975

 
Chevrolet P30

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

Chevrolet P30



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC C15

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC C15



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC C15 Suburban

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC C15 Suburban



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC C25

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC C25



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC C25 Suburban

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC C25 Suburban



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC C35

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC C35



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1978

 

1977

 

1976

 
GMC K25

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC K25



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

1978

 

1977

 

1976

 

1975

 

1978

 

1977

 

1976

 

1975

 
GMC P35

7.4L V8 Gas OHV
1
 
1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel
 

GMC P35



7.4L V8 Gas OHV 1.75 In.
As Req
Package Quantity: 10
Dorman
AutoGrade
Boxed
Packaging Type: Box
Steel

1 Per Vehicle

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