Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Dealing with underside airflow & the front bumper (transition radius to undertray)

MetroMPG · 03-18-2008, 04:57 PM

You'd be lowering the stagnation point, and sending more flow over the car than under (as well as increasing front downforce).

But will that reduce drag? Not sure. But I'd guess "yes", since you're diverting more air away from the dirty underside.

03-18-2008, 04:57 PM	#6 (permalink)
MetroMPG Batman Junior Join Date: Nov 2007 Location: 1000 Islands, Ontario, Canada Posts: 22,527 Blackfly - '98 Geo Metro Team Metro Last 3: 70.09 mpg (US) MPGiata - '90 Mazda Miata 90 day: 54.46 mpg (US) Even Fancier Metro - '14 Mitsubishi Mirage top spec 90 day: 70.75 mpg (US) Appliance car Mirage - '14 Mitsubishi Mirage ES (base) 90 day: 62.14 mpg (US) Thanks: 4,078 Thanked 6,976 Times in 3,612 Posts	You'd be lowering the stagnation point, and sending more flow over the car than under (as well as increasing front downforce). But will that reduce drag? Not sure. But I'd guess "yes", since you're diverting more air away from the dirty underside. __________________ Project MPGiata! Mods for getting 50+ MPG from a 1990 Miata Honda mods: Ecomodding my $800 Honda Fit 5-speed beater Mitsu mods: 70 MPG in my ecomodded, dirt cheap, 3-cylinder Mirage. Ecodriving test: Manual vs. automatic transmission MPG showdown EcoModder has launched a forum for the efficient new Mitsubishi Mirage www.MetroMPG.com - fuel efficiency info for Geo Metro owners www.ForkenSwift.com - electric car conversion on a beer budget