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Old 05-17-2011, 09:32 AM   #12 (permalink)
abently
EcoModding Lurker
 
Join Date: Sep 2010
Location: Australia
Posts: 80

turquoise - '97 Toyota Starlet
90 day: 41.46 mpg (US)
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I changed to slightly taller tires (7% more circumference) and didn't notice any great change in FE.

I think header design/torque curve has more to do with how well such changes work.

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