GE9X For Boeing 777X Delivered For Final Flying Testbed Certification

Providing graphic proof of aviation’s never-ending drive for higher bypass ratios and greater propulsive efficiency, General Electric’s gargantuan GE9X, the largest turbofan ever to fly, is poised to return to the skies in November for a final evaluation campaign on the company’s Boeing 747-400...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

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