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Old 07-30-2012, 06:31 AM   #5 (permalink)
heading for 40
redorchestra's Avatar
Join Date: Feb 2012
Location: Car Free Island
Posts: 163

Hong Kong MTR - '98 Bombardier/ nee Adtranz A-Stock 5 paired doors
90 day: 102.63 mpg (US)
Thanks: 45
Thanked 25 Times in 14 Posts
I changed my 205-50-16 tires to 205-55-16 and my fuel economy jumped. I am back to OEM size now though. my best mileage was 41mpg with smoothed hub caps, upper and lower grill block, and the lower block acting as a airdam. A Focus-friendly tire diameter chart

does my sig work now?
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