- Stock #204012 - 12 ft beam. Twin V drive 454 Crusader V8 engines with 460 hours. New Interior Carpet 2017. New Camper top frame and canvas 2018. The appeal of the 336 for today's used-boat buyer lies in her unique interior, comfortable ride, and sturdy construction. Inside, The Ultra Vee's mid cabin is actually the master stateroom with partial standing headroom, a privacy door, and direct access to the head. A completely innovative floor plan made possible by her elevated helm seat. A total of eight opening hull ports and three deck hatches provide excellent cabin ventilation, and head... read more