A scratch built rc boat hull easy and inexpensive. learn to scratch build with this simple project. plans are available for download.. Classic wooden boat plans . a collection of plans for the classic wooden boats plans- the models vary in size but i prefer to work on models that are about 1m in. This is a wing sail catamaran project that i started over 6 years ago after seeing the new ac 45s introduced to the america’s cup races. the model uses pvc sheet,….