I showed this topic to a guy I know who's got some plans.
He told me he sent u an email........
Hope you can use it.
I'm starting to build one soon as well, some one in france is building one at this moment.
Thread here [link=http://www.xtremercboats.com/phpBB/viewtopic.php?t=8260]French guy[/link]
In the first post there is a link to the original thread but that one is in dutch.

Grtz Remco