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Old 03-08-2009, 04:19 PM   #2
442OLDS
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Question Re: 1.40 under at a factored track?

So if you were racing in D/SA at Denver,the index is 12.78.You only get horsepower if you run more than 1.40 under the sea level index of 11.85,or 10.450.Is that correct?
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