Learn how to build yourself a boat in your backyard. our complete boat plans collection is available for free and immediate download. it is the largest wood boat. This 11′ 11" long v-bottom boat was designed for racing in the apba sportsman classes called mini gt and gt pro. in fact, the mini vee is the only homebuilt boat. Ensenada 25. well talk about performance in a minute. but first, whats difficult to see here is the pleasing hull shape of this boat. through careful design, the hull.