First Russian fighter jet of the fifth-generation fitted out with a second-stage engine is expected to make a maiden flight in 2017, Vyacheslav Massalov, the Director General of the United Engine-Building Corporation said on Thursday.He said the second-stage engine will be 17% to 18% more efficient than the engine of its predecessor, the G4 aircraft.
“The aircraft that’s known as Item 30 at present and that has a second-stage engine is supposed to make its maiden flight in 2017,” Massalov said. “The efficiency of the new engine is 17% to 18% higher than that of the first-stage engine.”
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