40 Convertible Yacht Search Stock & Used Yachts The 40 Convertible is a flybridge boat from Riviera. Constructed from fibreglass, the 40 Convertible has a planing hull design and a top speed of 30 knots. Read More Specs Length 46' 4" (inc. pulpit) Materials Fibreglass Hull & Superstructure Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 46' 4" (inc. pulpit) Beam 14' 11" Draft (full load) 4' 1" Fuel capacity 620 Gallons Fresh Water capacity 120 Gallons Black water capacity 35 Gallons Max speed 30 Knots Cruising speed 25 knots Hull GRP Superstructure Fibreglass Engines & Performance Standard Option Cummins QSB6.7 480mhp QTY x 2 Performance 473 HP (353 Kw) each @ 3300 rpm Maximum Speed 30 knots Engine Details Show Full Specs Hide Full Specs