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Fuel Saving Tips

speed does matter

Contrary to what some have said on this FAQ, speed does matter (not just RPMs). Why? Wind resistance. Wind resistance increases as a cube of your speed. According to government statistics, there is a fuel economy difference of 17%-25% between driving at 55mph and at 70mph. Sources:

posted by xeyedjack on September 1, 2008

this tip works for 97% of voting Fuelly members.

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