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Old 06-19-2010, 01:55 AM   #2 (permalink)
mwebb
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Join Date: Jul 2009
Location: New York
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no nickname , it's just a car - '04 volkswagen golf tdi
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FE will DEcrease

Quote:
Originally Posted by steve-o View Post
i am thinking of trying to find some narrower tires for the paseo, i am thinking that a set off of a tercel will bolt right on. if i have on 185/60/14's on now and go to a 155/80/13 what can i look for in mpg gains?
the "gains" will be measured in negative Numbers.
and
do not forget to recalibrate your speedometer / Odometer against a GPS for speed and against highway mile markers for distance

use the recalibration for calculating FE per tank

it (FE) will get worse

Last edited by mwebb; 06-19-2010 at 01:59 AM.. Reason: i am from ny
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