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.. This is pt-728, a 66 1/2 year-old restored patrol torpedo boat from world war ii. with a keel laid on august 10, 1945, she is one of 12 remaining pt boats in the. Rc power boats and radio control boat plans for free download. classic wooden boat plans downloads – click here . power boat racing and power boat plans.