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.
1991 GMC G2500 Parts - Freeze Plugs
Classic Industries offers a wide selection of Engine Hardware for your 1991 GMC G2500. Classic Industries offers 1991 GMC G2500 Bolt Kits, 1991 GMC G2500 Engine Bay Insulation and 1991 GMC G2500 Freeze Plugs.