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 titan 29 is a deep vee hull that. Boat plans from "science and mechanics" and "boat builder handbook." includes plans for hydroplanes, sailboats, inboards, runabouts, canoes, and kayaks.. Find great deals on ebay for graupner boat and dumas boat. shop with confidence. ebay determines this price through a machine learned model of the product’s sale prices within the last 90 days.