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Old 04-18-2009, 04:55 PM   #27 (permalink)
Master EcoModder
Join Date: Nov 2008
Location: Cookeville, TN
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Originally Posted by snowfish View Post
I'm seeing a bunch of theoretical speculation here. Do we have any real world, home brew, life test, experiences where the rubber really hits the road? Not talking test track here. I mean back and forth to work, to the store, the kids softball game, etc.
225/60R17 mpg 26
180/55R14 mpg low 30 high 50(I might have been tailgating a semi. . .

The turtle provides enough low pressure to pull the front of my car. My average is 35.

I used the 17s for a year until they wore out and then swopped in for 14s and new tires.
The 17 tires were hard as a rock. .22 cal had trouble solidly penetrating both sides while most of my other old tires its a non-issue.
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