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Old 12-12-2012, 08:46 AM   #6 (permalink)
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Thumbs up Just don't increase your frontal area too much

Originally Posted by steve05ram360 View Post
The lawn edging wouldnt be wide enough. ... but i think it would need to be about 8-12" wide and about 4' long
Many more people smarter than I (aerohead, etc.), have always said there is a sweet spot in air dam sizing, too much does more harm than good, or is of neutral value.

Great thread here:

I referenced figure A and B when deciding to just do a dam in front of my tires for now, leaving the center open, and maybe do a belly pan in the spring. YMMV of course, the tough part is, there are some general rules of thumb that get quickly complicated because each vehicle is so different underneath.

I like the double section, hinging idea. I was thinking about hinging even for a single section one, but decided on my spats / airdams in front of tires just for now:

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