Although I am no longer in the sub building business :), I came across a very interesting and relevant article regarding off the shelf electric drive systems in this months issue of Practical Sailor. I see some ready made diesel-electric systems here, expensive but nicely packaged. Here’s a list of sites. http://www.asmomarine.com/2005/asmo_uk/00.shtml http://electricmarinepropulsion.org/ http://polarpowerinc.com/home.htm http://solomontechnologies.com/ Joe |