GE Prepares for Second Phase of GE9X Flight Testing | Aviation International News

GE Prepares for Second Phase of GE9X Flight Testing

Ground testing is well advanced but flight testing will start slightly later than planned.

The mammoth GE9X turbofan, about to launch its second flight-test phase, dwarfs the CF6-80 C2 engines mounted on the company’s Boeing 747 flying testbed.

By Chris Kjelgaard

July 11, 2018

Having completed in early May the first of two phases of certification flight-testing of the GE9X engine design that will power the Boeing 777X family, GE Aviation is carefully rebuilding the flight-test engine to incorporate some modified hardware for the second phase, which is due to begin this fall.

As in phase one, GE Aviation (Outside Exhibit P2) will conduct the second phase of GE9X flight testing with the engine mounted on the inner left pylon of the company’s Boeing 747-400 flying testbed, dwarfing the three CF6-80C2 engines also fitted to the aircraft.

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