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Old 06-17-2008, 08:21 AM   #9 (permalink)
EcoModding Lurker
Join Date: Apr 2008
Location: Colchester, CT
Posts: 38

POS - '97 Ford Aspire
90 day: 47 mpg (US)
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different engines are more efficient at different speeds, then tie that in w/ gearing and the cars areodynamics, i can see how 80mph could be the best speed for MPGs. I used to drive a 91 Camero RS V-6 and consistantly made 30mpg at 80mph, occasionaly 32mpg.
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