Dory boat plans did you ever want to build your very own dory boat? i found a great place where you can get dory boat plans to build your very own banks dory.. Welcome to spira international home-built boat plans. spira international offers a wide variety of different power, rowing, and sailing skiffs, dories, and other boat. [od16] the outboard dory 16 combines traditional qualities, state of the art fast planing boat features and extreme ease of construction..