On Tue, 19 Aug 2008 16:30:10 GMT, Buzzihd Beah
wrote:

The only "flotation
device" is the 160 gal fuel tank (if I'd keep it nearly empty). The
other possible one is the toilet, if I'd make a new door and find a way
to seal it.

You would need some attention to avoiding simple hydrostatic crush.

Casady