Cessna 441 ConquestCessna 441 Conquest airplane model. The Cessna 441 Conquest II is the first turboprop powered aircraft designed by Cessna and was meant to fill the gap between their jets and piston engined aircraft. It was developed in November 1974, with the first aircraft delivered in September 1977. It is a pressurized, 89 passenger turbine development of the Cessna 404 Titan. Mahogany wood. Scale: 1 32. Length: 14. 6 inches. Wingspan: 18. 3 inches