CFM will start final assembly next month of the first new-generation Leap-1B engine for Boeing’s 737 MAX, as testing of the Leap-1A for the Airbus A320neo continues on track at General Electric’s (GE’s) Peebles, Ohio evaluation site. The Leap-1A, which started up for the first time on Sept. 4, has accumulated 174 hr. and 269 cycles of test time as of Oct. 16, with no signs of “show-stoppers that we know of,” says CFM Executive Vice President Chaker Chahrour. “This engine wants to run. We ...

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