Http://woodenboatdesigns.aedvz.com the most impresionant collection of wood boats plans that exists and really works!!! building a wooden jon boat. Summing up the giant pt boat plan. skill level: advanced. in a short period of time i got a handful requests or questions about how to enlarge the smaller plans.. About. this is a resource site by jeff davidson for the building details of an elco 80′ world war ii motor torpedo boat (mtb) / patrol torpedo (pt) boat with leanings.