Thread: Ducktails
View Single Post
Old 11-26-2008, 09:26 AM   #23 (permalink)
MetroMPG
Batman Junior
 
MetroMPG's Avatar
 
Join Date: Nov 2007
Location: 1000 Islands, Ontario, Canada
Posts: 22,519

Blackfly - '98 Geo Metro
Team Metro
Last 3: 70.09 mpg (US)

MPGiata - '90 Mazda Miata
90 day: 52.71 mpg (US)

Even Fancier Metro - '14 Mitsubishi Mirage top spec
90 day: 70.75 mpg (US)

Appliance car - '14 Mitsubishi Mirage ES (base)
90 day: 52.48 mpg (US)
Thanks: 4,076
Thanked 6,963 Times in 3,606 Posts
Quote:
Originally Posted by tasdrouille View Post
as for a hatchback, the volvo c30 with the downward pointing ducktail comes to mind.
If you look at, for example, Volvo's own C30 "Efficiency" model, among several aero enhancements, they reduced the rear "ducktail" angle from the regular model, essentially turning it into a roofline extension (extending the downward slope in the roof):



(source)

vs. original model with higher drag:

__________________
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
  Reply With Quote