Ocean Alexander 66 Motoryacht Search Stock & Used Yachts Read More Specs Length 66' Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 66' Beam 18' Draft (full load) 4' 10" Fuel capacity 1,300 Gallons Fresh Water capacity 400 Gallons Max speed 18 Knots Cruising speed 18 knots Engines & Performance Standard Option Detroit Diesel 8V-92TA QTY x 2 Performance 735 HP (548 Kw) each @ 2300 rpm Maximum Speed - Show Full Specs Hide Full Specs