Thread: L78 rebuild
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Old 10-29-2017, 02:58 PM
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big gear head big gear head is offline
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I just rebuilt the 427 in my Camaro this summer and went from 9:1 to 11:1 with total timing at 35 degrees and all in my 3500. I run alcohol free 91 octane and it's doing fine.
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Freddie
1969 Camaro RS/SS396 (427) 4 speed
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