Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - At what point is it advantageous to shut the engine off while driving?

TestDrive · 02-17-2009, 07:49 PM

Better to have the opening in the lower grill and close off the upper.
More air going over the relatively smooth top; less air churning under the dirty bottom.

02-17-2009, 07:49 PM	#19 (permalink)
TestDrive Master EcoModder Join Date: Aug 2008 Location: South Dakota Posts: 460 WonderWagon - '94 Ford Escort LX Last 3: 51.52 mpg (US) DaBluOne - '99 Ford Escort SE 90 day: 48.97 mpg (US) DaRedOne - '99 Ford Escort ZX2 Hot Thanks: 0 Thanked 15 Times in 4 Posts	Better to have the opening in the lower grill and close off the upper. More air going over the relatively smooth top; less air churning under the dirty bottom.