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Old 08-14-2020, 08:33 AM   #5
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Join Date: Jul 2013
Location: Hayward Ca
Posts: 510
Default Re: Isky 431 track question

I ran a 296 59L block with a 431 in 1962. My best was 110 mph with a 15.31 et This was in my 1933 roadster. The 33 pulled hard.
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