Thread: article on 1956 SCCA Corvette with 1966 pre-production 302 engine
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Old 04-27-2021, 11:41 AM
JoeC JoeC is offline
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I have a 327 that was built in the 1970's with the Summers Brother splayed billet four bolt mains.

There was a lot of development done on 301 Chevy racing engines before 1967 and was not hard to do a 4 bolt main conversion
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