Re-engining the Boeing 767, Part 3

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By Bjorn Fehrm

December 21, 2023, © Leeham News: We are looking at a re-engine of the 767, a move that Boeing is considering to avoid a production stop after 2027. The present 767 engines don’t pass emission regulations introduced by the FAA, EASA, and other regulators for production and delivery beyond 2027.

We looked at what airframe modifications are necessary to house more efficient engines last week; now, we use our Aircraft Performance and Cost model to look at the economics of the original 767 versus a re-engined one.

  • New, more environmentally friendly engines give the 767 better fuel economics.
  • The Cash Operating Costs improvement is affected by higher engine maintenance costs and higher underway and airport fees as a re-engined 767 is a heavier aircraft.

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