Thread: what race fuels for what compression ratios
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Old 08-15-2007, 09:24 AM
  #3  
triniemi
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Join Date: May 2007
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It has a lot to do with the dynamic compression. 8.0 goes with premium pump gas, from 8.5-> you should use higher octane race gas.

Simple calculator for dynamic comp: http://www.kb-silvolite.com/calc.php?action=comp2
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