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Old 05-26-2013, 06:18 PM   #3 (permalink)
Sven7
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Join Date: Aug 2011
Location: Warren, MI
Posts: 2,456

Boo Radley - '65 Ford F100
90 day: 13.28 mpg (US)
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Go as low as you please. Lawn edging will give a bit when you scrape. I'm not going to try to find it right now but we have had those who maintain air dams are never too deep. I believe one of "those" is Hot Rod Magazine...

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