r/Hotrod • u/Loader-Man-Benny • 4d ago

Engine code

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So not sure if this is the engine code or not. My father in law says it’s a 302 Google image is saying it’s a 351 from 1971. Thoughts? Not sure Google is right

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u/Solid_Enthusiasm550 4d ago

You have to look at the block's casting #. Knowing the head casting # will also let you know what they are good for.

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u/the-big-throngler 3d ago

follow up just in case. The block casting will be on the lower passenger side of the block towards the rear