1962-79 Rear Block Freeze Plug 4 Or 6 Cylinder (2")
Original GM freeze plugs for use in the hole sizes and locations listed. Freeze plugs are cup type.
1957 GMC 250 Parts - Freeze Plugs
Classic Industries offers a wide selection of Engine Hardware for your 1957 GMC 250. Classic Industries offers 1957 GMC 250 Bolt Kits, 1957 GMC 250 Engine Bay Insulation and 1957 GMC 250 Freeze Plugs.