The 2006 Altima 56 Pilothouse is a luxury motor yacht that perfectly blends performance, comfort, and long-range cruising capability Measuring 61 feet overall, this well-constructed fiberglass yacht features a modified V-hull design for exceptional stability and smooth offshore navigation.  Powered by twin Cummins QSM11 inboard diesel engines delivering 675 horsepower each, this Altima 56 offers reliable performance, impressive speed, and superior maneuverability.