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MetroMPG · 05-18-2008, 08:54 AM

I'm with landspeed: shaping the flow ahead of the tire and boat-tailing it behind is a good idea, aerodynamically (whether it's actually integrated into the skirt as a single unit or not).

Comment though: the angle of the boat tail portion you drew is likely too sharp to retain attached flow.

05-18-2008, 08:54 AM	#7 (permalink)
MetroMPG Batman Junior Join Date: Nov 2007 Location: 1000 Islands, Ontario, Canada Posts: 22,534 Blackfly - '98 Geo Metro Team Metro Last 3: 70.09 mpg (US) MPGiata - '90 Mazda Miata 90 day: 54.46 mpg (US) Appliance car Mirage - '14 Mitsubishi Mirage ES (base) 90 day: 57.73 mpg (US) Thanks: 4,082 Thanked 6,979 Times in 3,614 Posts	I'm with landspeed: shaping the flow ahead of the tire and boat-tailing it behind is a good idea, aerodynamically (whether it's actually integrated into the skirt as a single unit or not). Comment though: the angle of the boat tail portion you drew is likely too sharp to retain attached flow. __________________ 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