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Boeing 737 cbt download8/31/2023 Maneuvering Characteristics Augmentation System (MCAS) – Applies nose down stabilizer trim during high AoA flight when the flaps are up and the A/P is not engaged.Fly-by-wire spoiler system - to improve production flow, reduce weight and improve stopping distances.Minor changes to nose wheel well to accommodate longer nose gear strut.Nose gear extension of 15-20cm to give more engine ground clearance.Updated EEC software, fuel and pneumatic systems.New engine nacelle and pylon will cause engines to project further forward than CFM56-7BE on 737NG.New CFM LEAP-1B custom core with 11-12% reduction in fuel burn and 7% reduction in operating cost.This gives 9:1 bypass ratio versus 5.1:1 for the older engine. for the 24-blade titanium fans of the CFM56-7. CFM LEAP-1B fan with 18-blade, woven carbon-fiber fan blades giving a 69.4 in diameter compared to 61 in.Boeing will certify the Max series under an amended type certificate as part of the 737 family rather than go for a whole new type certificate.
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