View Single Post
Old 07-03-2009, 01:49 AM   #2 (permalink)
Bicycle Bob
EcoModding Apprentice
 
Bicycle Bob's Avatar
 
Join Date: May 2008
Location: N. Saskatchewan, CA
Posts: 1,805

Appliance White - '93 Geo Metro 4-Dr. Auto
Last 3: 42.35 mpg (US)

Stealth RV - '91 Chevy Sprint Base
Thanks: 91
Thanked 459 Times in 327 Posts
It might be the effect of interference between the two shapes. Without free air around you, it is like an increase in frontal area. Can you use a sealed container of water on your dashboard to observe the effect?
  Reply With Quote