Pt boat plans for the famous pt 109 offered in 1:32, 1:24 and 1:16 scale – buy and download a relatively easy-to-build semi scale blueprint of an elco 80-footer.. Instant access to 518 different plans – from small wooden boat plans to large sailboat plans – free boat plans. Model boat frame kits and autocad drawings autocad files and gcode and pdf files to "cut your own" frame kit. 27-oct-2016 . accurate aligned frames are the foundation.