Thread: What do I have?
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Old 05-07-2020, 07:59 PM   #9
AussieinNC
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Join Date: Jun 2017
Location: Cherryville, NC
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Smile Re: What do I have?
3970020 is a 1968-1973 307 2 bolt block.

That casting number was not used elsewhere as far as I understand....

Hope this helps...

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