Download and share free model airplane and boat plans. featuring thousands of radio control, control line and free flight freely downloadable plans, 3views and. Radio control airplanes, radios, engines, helicopters, and cars for sale or wanted listings. rc model aviation discussion forums.. 1 sheet + is an attempt to make a nice looking, good performing small boat out of a single sheet of plywood. with a 30" beam and a length of 88", the boat achieves 4.