Thread: NMA= 767x ???
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Old 10-16-2019, 12:47 PM
  #20  
rp2pilot
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Position: Airbus 320 Captain
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Originally Posted by Aero1900 View Post
If you compare a 767 to a 787, what percentage of the fuel efficiency gains is a result of the engine's compared to the aerodynamics and advanced wing design?

And to add to that, wouldn't a 767MAX just a worse version of a 787? How could that be a success?
I'd guess the some of the largest efficiency gains come from the composite (lighter weight) construction of the 787.
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