Seeing you guys are posting on block numbers, I'm thinking Rocky is always looking for information. My T/A has a 73 455 4 bolt SR block with casting numbers SR812568, H252, 48542 with last number ground off and looks like an 8 stamped. Noting special. FYI
Charles
Last edited by chuckies76ta; 07-30-2021 at 08:48 AM.
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