69' Dodge Dart Resto/Upgrade in NY

rr4406pak said

Removed rod caps and the crank.
How can you tell if it is forged or cast?

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The easiest way is the parting line. See the attached picture from Moparts.
From what I can see, it looks to me like you have a cast crankshaft.
Who is your engine guy? I live about an hour west of you.