Ocean Alexander 520 Pilothouse Yacht Search Stock & Used Yachts The 520 Pilothouse is a pilothouse yacht from American builder Ocean Alexander. Constructed from fibreglass, the old-school 520 Pilothouse has a planing hull design. Read More Specs Length 15.98m Materials Fibreglass Hull & Superstructure Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 15.98m Beam 4.72m Draft (full load) 1.4m Fuel capacity 2,271 Litres Fresh Water capacity 1,136 Litres Black water capacity 151 Litres Hull GRP Superstructure Fibreglass Engine Options & Performance Standard Option Caterpillar 3208TA E02 QTY x 2 Performance 375 HP (280 Kw) each @ 2800 rpm Maximum Speed - Engine Details Compare Option #2 Yanmar 6LY2A-STP QTY x 2 Performance 440 HP +65HP (324 Kw) each @ 3300 rpm Maximum Speed - Engine Details Compare Engine Options Compare Engine Options * Depending on engine option Show Full Specs Hide Full Specs