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UltArc · 02-24-2014, 07:07 AM

If you're going to do an underbody, don't bother with an air dam. Air dam increases frontal area so the mess underneath experiences less air- if the bottom is totally smooth, then there is no point in increasing frontal area.

02-24-2014, 07:07 AM	#4 (permalink)
UltArc Hydrogen > EV Join Date: Apr 2012 Location: NW Ohio, United States Posts: 2,025 Silver Flea - '05 Honda Insight 90 day: 58.96 mpg (US) Thanks: 994 Thanked 402 Times in 285 Posts	If you're going to do an underbody, don't bother with an air dam. Air dam increases frontal area so the mess underneath experiences less air- if the bottom is totally smooth, then there is no point in increasing frontal area. __________________ Best Tanks: Mustang - 54.83 mpg (US) at the Green Grand Prix Insight - 82.91966 mpg (US) over 818.5 miles.