I had capacitors...but I took them away...and amazingly...I had less interference (I am still wondering)
The prop+shaft was already installed...but I double checked and re-lubed the thing.
The ESC was setup for the boat
some pics added:
http://www.rcpics.net/view_single.php?medid=39163
http://www.rcpics.net/view_single.php?medid=39162
Thanks
Wis