I have a chance to get this grank: 3856223 it is supposedly for a 396/427 but I can't find my cast number book.......Thanks for any responses.
Jeff A. ACES#841
68 SS396(454)
68 L78 Project

Ace,
My AERA (Automotive Engine Rebulders Association) casting book shows that crank being a steel one.

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Bill Koustenis
Advanced Automotive Machine
Waldorf Md