A forum for modifiers, sounds like my type of people.
I have been modifying my cars for improved efficiency since I had a Subaru FE coupe back in 1979. My latest car is a Honda Insight, which I have modified a bit:
http://www.99mpg.com/Projectcars/mikesinsight/
Once the weather warms up a bit, I will be resuming my Saturday Hybrid electric workshops, where we work on various hybrid and EV related projects. If you live in the NE CT area, and want to come over and play, watch this events calender to see when a workshop will be held.
http://www.99mpg.com/events
The workshop blog:
http://www.99mpg.com/workshops/mikessaturdayhybri/
Mike