Still in the midst of the most intense test effort in its 41-year history, CFM International is poised for simultaneous European and U.S. certification of the Leap-1A, the first of its next-generation engine family destined to power the Airbus A320neo. Although engine certification is expected on Nov. 20, details of the specific A320neo flight test campaign, along with those planned by Comac for the recently rolled out Leap-1C-powered C919, and by Boeing, remain closely held as a ...


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