Fast electric rc boats, 20-50mph, lots of rc boat videos.we sell cen racing boats, how to info on building your own rc boat. top speed boat calculator program. Boat plans from "science and mechanics" and "boat builder handbook." includes plans for hydroplanes, sailboats, inboards, runabouts, canoes, and kayaks.. Design index. click on the hypertext letters below to go directly to that portion of the alphabetical listing..