The Cessna 340 built by Cessna is a twin piston engine pressurized business aircraft, the Cessna 335 is the unpressurized version of it. It is a six seat aircraft, 4 passenger seats and 2 crew members. The 340 was more successful than the low-prized 335 and was produced until 1984. The aircrafts have a range of about 1406 NM.