You CAN float the BD successfully... almost 400 of us Lindy-nuts are at
http://groups.yahoo.com/group/lindyfletcher/ . Join and look through the Photos section, then ask q's.
It will be tippy... but if you drive it at scale speeds it's fine... drive it like a speedboat, it'll tip. Want a sppedboat? Buy a speedboat.
Cheers,
Pat M