A jet drive would work, of course, and an eTek driving a ski-doo jet would be about the right combo for me. I'm on the Wabash and this time of year it is about 12"
I'd like to think that a more efficient drive was available than jet, but in the end it might just have to work.
--- In electricboats@yahoogroups.com, Ric Voils <rvoils@...> wrote:
>
> Locate a 25hp Tohatsu or Yamaha outboard jet drive with a bad powerhead, adapt
> an ETEK electric motor similar to how Myles did his Tohatsu. Perfect quiet
> river navigation in shallow draft.
>
> We use Jet drives on the White river here in Indianapolis year round often
> running in 4"-6" of water. Â
>
>
> http://www.outboardjets.com/Jet%20Drive%20Kits/index.php
>
> Another option: adapt a jet drive from a wave runner to an electric motor set
> up. Here is a crude setup in a Jon Boat of a gas drive system.
>
> http://indianapolis.craigslist.org/boa/1931998389.html
>
>
> Â
>
> ________________________________
> From: danbollinger <no_reply@yahoogroups.com>
> To: electricboats@yahoogroups.com
> Sent: Mon, September 20, 2010 4:26:06 PM
> Subject: [Electric Boats] Re: Alternative shallow draft propulsion
>
> Â
> Yesterday I tried a test with the Torqeedo that worked pretty good. I tried
> using it as a surface piercing prop drive. I raised the unit until the prop was
> half buried. Vibration was an issue at full speed, but at half-speed I got
> decent speed, about the same as when fully immersed. I couldn't do a real test,
> the water was only about 16" deep.
>
>
> --- In electricboats@yahoogroups.com, danbollinger <no_reply@> wrote:
> >
> > --- In electricboats@yahoogroups.com, "Gerald Boucher" <gmboucher@> wrote:
> > >
> > > Look at http://www.streamdancer.com/
> > > There could be a solution, or an IDEA for a solution.
> > >
> > > Of course I couldn't find any information of how the motors and
> > > configured and who sells them.
> > > That doesn't mean you can't do the legwork and share the information
> > > :-)
> > > GerryB
> >
> > Starting a new thread.
> >
> > I'm looking for a shallow water propulsion system to connect to an electric
> >motor to push a 14' boat upstream. Need about 6 mph.
> >
> > The drive above solves the problem using two, small propellers in tunnels.
> >Problem is, both small diameter propellers and tunnels are inefficient.
> >
> > Right now I have a Torqeedo on a 12' johnboat, but the prop gets into the
> >gravel bottom in the section of the Wabash River I motor with the grandkids. We
> >need a simple, safe method of moving our boat, even if I have to build a boat
> >and drive to do it.
> >
> > What's the name of the drive that uses a wiggling fin like a fish?
> >
>
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