Outboard runabouts, hydroplanes, and speedboat plans and kits for a variety of construction methods designed for the home boat builder.. Now you can build your dream boat with over 500 boat plans!" master boat builder with 31 years of experience finally releases archive of 518 illustrated, step-by-step. Sam devlin produces a lot of plans. most of them, he makes available for anyone to build. this is where you can see his designs that are available as plans..