Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - rpm vs compression
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Old 10-07-2012, 03:28 PM
birkey birkey is offline
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I knoow there are many factors that change timing. But bare with me and say you run 91 octane. I'm not.looking for a specific answer just wondering how big the gap is. Is it just a few degrees or much more?
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