Inboard runabouts, ski boats, and speedboat plans and kits designed for the home boat builder.. The following copy appeared in our 1957 catalog: ski king is a flashingly modern, high speed inboard utility for plywood planking. the conendrically developed vee. Boat plans catalog – 300 boats you boatbuilding galleries tweet; sumome; tweet; ski king boat pictures ski king boat design plans. ski tow boat pictures.