04-26-2010, 05:28 AM
There is a write up on rennlist about lightweight lithium-ion car batteries. Do a search, on it using lithium. Anyway, these batteries weighs about 5.5 lb and cost $1300.
https://p10.secure.hostingprod.com/@www....?cPath=1_5
http://forums.rennlist.com/
https://p10.secure.hostingprod.com/@www....?cPath=1_5
http://forums.rennlist.com/