Mcdrift. mcdrift is a mckenzie-type drift boat popularized in the pacific northwest and canada. the welded aluminum hulls, available in 14' or 16' lengths, are of monocoque construction where the outer covering skin carries a major part of the stresses, eliminating most internal framework.. Also "boatbuilding with aluminum" is an interesting read and has some partial drift boat plans. i did look over a set of plans once that were for a wood boat, but had notes for building with aluminum.. So there you have it, if you want free boat plans, forget the site. buy yourself some boat design software for under fifty bucks and let your friends pay because of it when you draw up plans all of them. that's how to obtain free boat plans! plans can be taken in your craftsman of preference..