Wooden boat plans for sale: the flat bottom san juan dory, 21′ nexus dory, 23′ wooden shoe, and 27′ st. pierre dory. Tech support. the best technical support: we will help you succeed! all our plans and kits come with full technical support. ask questions on our support web site. A calculator to determine boat speed and power required. useful when re-powering or just for interest on how different hull types and lengths perform..