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Turned down 428 crankshaft
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12-07-2021, 12:32 PM
tom s
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Join Date: Jan 2000
Location: long beach ca usa
Posts: 18,979
The first two 303 SCCA RA V engines I did used a 57-58 pontiac forged crank.We had to cut the mains too 2.5.Was no issue both engines still running fine after many years.At least with those there was not thrust issue like 3 1/4 main cranks.tom
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