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Old 01-11-2013, 03:10 PM   #11 (permalink)
Big Dave
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Join Date: Jan 2008
Location: Steppes of Central Indiana
Posts: 1,319

The Red Baron - '00 Ford F-350 XLT
90 day: 27.99 mpg (US)

Impala Phase Zero - '96 Chevrolet Impala SS
90 day: 21.03 mpg (US)
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I'm with the aerodynamic kitteh. Your cap may be suboptimal aerodynamically, but it looks sturdy and practical, and there a lot of virtue in those two words.

I had a wedge cap for years and it wasn't movable. That's why I don't still have it.

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2000 Ford F-350 SC 4x2 6 Speed Manual
4" Slam
3.08:1 gears and Gear Vendor Overdrive
Rubber Conveyor Belt Air Dam
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