My neighbor needed to demolish an old fiberglass boat. I used my 790 and Woods BH70X backhoe to crush it up.
Check out the video...
YouTube - Boat Demolition Part1
YouTube - Boat Demolition Part2
I put together a ballast box for my 790 by using a carry-all some 2X4's and 4X6 timbers. Then put some big stones on it. Its pretty heavy so it should shift the CG aft. Oh, and it was cheap. See the attached picture.
While starting my 790 this fall (I purchased it new this past summer) I observed an interesting phenomena. Down to about 50 degrees it starts normally with a fair amount of blue/gray smoke closer to 50 while its warming up. When the temperature is below about 50 it still starts easily but it...