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Pit Stop: Chevy Won’t Run Without 30-Degrees Base Timing

Posted By GMbeat on Articles

https://www.hotrod.com - QUESTIONI have a 355 small-block Chevy in my 1971 Nova and just swapped on a set of used aluminum heads. I was told the heads have 180cc intake runners, 64cc chambers, 65cc exhaust ports, and 2.

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