The General Electric Pratt & Whitney Engine Alliance is preparing to assemble the first of a lighter version of the GP7200 engine under a final wave of weight reduction efforts for the Airbus A380. The upgrade cuts overall weight per ship by 200 lb. The 50 lb. weight saving per engine is the last phase of a reduction program that overall has shaved 200 lb. off the GP7200 since it entered service in 2008. “We get an extra 50 lb. savings per engine with a new turbine exhaust case from ...

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