Introducing: myboatplans – "instant boat building!" the complete boat builders resource. over 518 detailed boat plans, schematics, cutting patterns, material lists. More information and access to free study prints, and links to purchase the plans may be downloaded at: 20′ caladesi carolina power dory boat plans.. How fast does it go? for estimating the speed for small outboard planing boats see planing speed boat chart. this chart should be used for general estimates only..