Thread: Discussion on tire efficiency
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Old 04-10-2009, 12:58 AM   #5 (permalink)
Frank Lee
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Join Date: Jan 2008
Location: up north
Posts: 12,762

Blue - '93 Ford Tempo
Last 3: 27.29 mpg (US)

F150 - '94 Ford F150 XLT 4x4
90 day: 18.5 mpg (US)

Sport Coupe - '92 Ford Tempo GL
Last 3: 69.62 mpg (US)

ShWing! - '82 honda gold wing Interstate
90 day: 33.65 mpg (US)

Moon Unit - '98 Mercury Sable LX Wagon
90 day: 21.24 mpg (US)
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No kidding, my ADD kicked in early on. Everything ahead of "Tires and Rolling Resistance" can be deleted.

Quote:
Cutting Crr in half causes—
at 60 mph: 14% better mileage
at 40 mph: 20% better mileage.
Is that true?
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