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Old 12-03-2008, 01:40 PM   #2 (permalink)
dichotomous
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Join Date: Nov 2008
Location: vermont
Posts: 142

CivySi - '03 honda civic SI
90 day: 31.99 mpg (US)
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well, the octane of the fuel with 10% ehtenol is still what its claimed, so 87 E90 is still 87 octane, so you wont get better power by upping CR.
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