07-14-2007, 07:42 AM
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#9 |
 Toyota Racing Development Join Date: Apr 2007
Posts: 5,038
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Run the lowest octane that you can without knocking. On an N/A at sea level it's probably going to be 87 or 89. Do NOT add octane booster. Higher octane does not and never did mean the fuel has a higher energy potential, most of the time it's actually less.
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