You might find this interesting. Built by recumpence, also the maker of
this.
A Bugatti has a power/weight ratio of 4.2lbs/hp.
This e-bike has 14 Horsepower and it weighs >50lbs. It has close to 3lbs/horsepower. That is only beaten by the fastest superbikes and indy cars.
http://endless-sphere.com/forums/vie...hp?f=28&t=9534
Video
http://www.youtube.com/watch?v=DtcTY...layer_embedded
[youtube]DtcTYmI5tfA[/youtube]