On Fri, 15 Jun 2007 09:55:35 -0400, "D.Duck" wrote:

Go to a welding supply store and look at the size cables they have.
Welding
leads make the best jumper cables. Very high current carrying and very
flexible.- Hide quoted text -

- Show quoted text -

And will corrode nicely in a salt water environment.

What kind of wire do you suggest?

00 welding wire is a good bet. You avoid the corrosion issue by
tinning the ends with solder before attaching the clips.