GEnx-2B Upgrade Enters Service On Boeing 747-8

By Guy Norris
Source: Aviation Week & Space Technology
December 23, 2013

With more upgrades in the pipeline, Boeing is optimistic that its battle to boost the performance and long-term future of the 747-8 has turned the corner with entry into service of the upgraded version of the aircraft's General Electric GEnx-2B engine.

The first aircraft to be powered with the performance improvement package (PIP) version of the GEnx-2B67 is a Cathay Pacific Airways 747-8F freighter delivered Dec. 18 from Boeing's site in Everett, Wash. The upgrade forms the core of a broader set of aerodynamic and structural improvements that have been introduced since the freighter and passenger versions of the aircraft first entered service in 2011 and 2012, respectively, and was launched after pre-delivery flight tests revealed a fuel-burn performance shortfall in excess of 2%.

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