Engine Core Plug-Expansion Plug - Boxed Dorman 568-009

Quick Seal Copper Fits GMC Fiat Chevrolet Buick (1967 1968 1969 1970 1971-1985)

Dorman Expansion Plug Quick Seal Copper - 1-1/2 In. Maximum Expansion 1.53 In. 5

Dorman Expansion Plug Quick Seal Copper - 1-3/4 In. Maximum Expansion 1.780 In.

Quick Seal 1-1/2" Rubber Expansion Plug Size Range 1-½" to 1-⅝" (38mm - 41mm)

Expansion Plug Quick Seal Copper 1-5/8 In. Maximum Expansion 1.655 In.

Dorman Quick-Seal Copper Expansion Freeze Plug Replacement 1-1/4" 32mm 30150