FORMULAVEE.ORG

The weight discussion is long past, but.. If you want to drop 10+ lbs immediately and safely, take a look at the Shorai Lithiom Ion batteries. Easily fits your existing battery compartment and even comes with padding blocks for fitment.

http://www.sracing.com/Store/Electrical/Electrical.htm

I bought one and it has been flawless,spins the starter fast and will last through a 3 day event with no jumper or recharge. Left it on it's charger all winter without a care. Fired up and ran a full test day and a double in March, came home and let it sit for a month and it still starts.