Quote:
Originally Posted by grivera
I think one of the crank counterweights is making contact with something - maybe the windage tray after the oil pan is installed. As in the oil pan making contact with the windage tray and pushing it so crank clearance is compromised.
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If it is half engine speed, it wouldn't be a counterweight making contact.
I've been watching this thread as I'm curious.
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Frank M.
75 Firebird
68 Firebird 400 RAIII
66 Chevy II 461 Pontiac in AZ
Last edited by tooski; 03-16-2019 at 07:45 PM.
Reason: added text
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