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57 GMC, frame swap, 4wd, 454 big block, 4 speed
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05-10-2018, 11:09 PM
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Old57
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Join Date: Apr 2015
Location: Wichita Kansas
Posts: 455
Re: 57 GMC, frame swap, 4wd, 454 big block, 4 speed
Yes, I've heard of people doing that, but I've always heard to drill two 1/8" holes across from each other. They say it allows the air to escape when filling the cooling system too.
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