The IA-45 was an Argentine light twin-engined executive transport aircraft first flown in 1957. The IA-45 was a high-wing cantilever monoplane powered by two Lycoming O-320 four-cylinder horizontally-opposed air-cooled engine providing a top speed of 284 kmh and a range of 1000 km. The IA-45 carried a pilot and four passengers or a pilot, co-pilot and three passengers, or a pilot, one stretcher and a medical attendant in an enclosed cabin. Research IA-45
 
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