Chevrolet 1977-71, GMC 1959-55, Oldsmobile 1977-76, Pontiac 1977-75, Pontiac 1957-55
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
0.558 In.
Cup Type
Engine, Expansion, Plug, Plugs
Steel
0.574 In.
Expansion Plug
Steel Cup Expansion Plug 9/16 In., Height 0.250
EXPANSION PLUG STEEL
Freeze Plug Welsh Plug
Manufacturer
Part Numbers
Superseded Parts
DORMAN
555-008.1
OTHER
555-008
555008
Vehicle Fitment
Make
Model
Years
GMC
350-24
1951-1954
GMC
350-27
1951-1954
GMC
3500
1960-1963
GMC
370
1951-1959
OLDSMOBILE
F-47
1947
OLDSMOBILE
G-47
1947
OLDSMOBILE
SERIES 60
1946
OLDSMOBILE
SERIES 66
1946-1948
OLDSMOBILE
SERIES 76
1946-1950
OLDSMOBILE
STARFIRE
1976-1977
PONTIAC
ASTRE
1975-1977
PONTIAC
BONNEVILLE
1957
PONTIAC
CATALINA
1950-1957
PONTIAC
CHIEFTAIN
1949-1957
PONTIAC
SILVER STREAK
1948-1952
This list of compatible vehicles and years is accurate, but it may not be complete. There may be additional vehicle applications and years compatible with this part not listed.