While single-aisle engine news stole the limelight at the Paris air show, developments at the top end of the commercial thrust bracket gave the first hints of power battles to come over Boeing's planned successor to the 777. To fend off growing threats to the longer-range, GE90-powered variants of Boeing's big twin, General Electric revealed it is studying plans for a possible next-generation successor to the engine. The plan emerges as Rolls-Royce launches development of a more ...


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