Find the highest quality sailboat plans here—complete with illustrated step-by-step instruction manuals! sailboat plans for our earlier designs are on 24" x 36. Download rc boat plans for your next project here. these rc boat plans are meant for scratch building radio controlled boats mainly from balsa and with a minimum of. A sport-fishing cabin cruiser is a small powerboat suitable for both fishing and sleeping aboard. it features one or several cabins and basic live-aboard amenities.