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MetroMPG · 05-13-2009, 11:22 PM

FYI, here's the info on undertrays Phil contributed:
http://ecomodder.com/forum/showthrea...html#post29811

For what it's worth, I've never seen a low-drag vehicle with a "finned" undertray - they're just smooth. The fins are something I've only ever seen on racing vehicles (or wannabe racing vehicles). That may be significant. Something to think about.

05-13-2009, 11:22 PM	#15 (permalink)
MetroMPG Batman Junior Join Date: Nov 2007 Location: 1000 Islands, Ontario, Canada Posts: 22,530 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 6,978 Times in 3,613 Posts	FYI, here's the info on undertrays Phil contributed: http://ecomodder.com/forum/showthrea...html#post29811 For what it's worth, I've never seen a low-drag vehicle with a "finned" undertray - they're just smooth. The fins are something I've only ever seen on racing vehicles (or wannabe racing vehicles). That may be significant. Something to think about. __________________ 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