in 1974, the ship was lengthened and "queen of nanaimo"s was measured at long overall and between perpendiculars with the tonnage remeasured at and . in 2006 there was a major overhaul of its passenger areas. its propulsion is by two mirrlees national kvssm twin turbocharged (intercooled) single acting 4-stroke, v16 diesel engines which produce at 320 rpm. 15-inch bore by stroke. propellers are variable pitch (controllable-pitch propeller) made by kamewa (a rolls royce company). the ship is capable of carrying 164 vehicles and 1,005 passengers and crew.