Freeze Plug Size, by fuel pump, 1968 350

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Old May 21, 2025 | 07:40 AM
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cbax19's Avatar
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Freeze Plug Size, by fuel pump, 1968 350

Hi, can anyone please confirm the freeze plug size depicted here on the front passenger side of my 1968 88 with 350? Hole measures a hair over 1” (27mm) with poorly positioned calipers. Thank you.
Old May 21, 2025 | 09:55 AM
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The freeze plugs in the cylinder head are 1.25"

https://classicoldsmobile.com/forums...0/#post1050513
Old May 21, 2025 | 01:51 PM
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Thank you!
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