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Superseded Parts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
M350-27
1951-1954
GMC
PB1000 SERIES
1961-1963
GMC
PB1500 SERIES
1963
GMC
PB2500 SERIES
1963
GMC
PM150
1953, 1955-1959
GMC
PM150-22
1952-1954
GMC
PM150-24
1952-1954
GMC
PM151
1955-1959
GMC
PM152
1952, 1954-1955, 1957-1959
GMC
PM152-22
1952-1954
GMC
PM153
1955, 1957, 1959
GMC
PM250
1955-1959
GMC
PM250-24
1954
GMC
PM251
1956-1959
GMC
PM252
1952-1955, 1958
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.