Powerplant makers are vying to deliver the 10% fuel-burn improvement targeted by Boeing for the next generation of its hot-selling 777 widebody twinjet family. We investigate the likely offerings from General Electric, Pratt & Whitney and Rolls-Royce.

BA 777-300ER


As the PW1100G geared turbofan is prepared for testing – after its selection by Airbus for the A320neo narrowbody – we assess the progress and prospects of a powerplant that is among the most popular in P&W’s history.

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Source: Flight International