07-06-2011, 03:35 PM
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#9
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used to be BrianWannaMach
Join Date: Apr 2003
Location: Portland, OR
Posts: 1,468
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Re: advancing timing
A few years ago, I had a second tune done for a full tank of 103 octane fuel. On a mostly stock motor, I gained 5.6 rwhp and 6.2 ft. torque over 92 octane pump gas. Given the added cost of 103, I don't think I ever used it.
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