leap-1b engine

  1. Parkeralex

    Boeing and CFM begin flight tests of LEAP-1B engine

    Boeing and CFM International have started flight testing of the LEAP-1B engine, which will power the 737 MAX. A modified 747 flying testbed-equipped with the LEAP-1B engine was flown from GE Aviation flight test operations in Victorville, California, US, on 29 April.