The testing launches a two-year program that will culminate in engine certification in 2016 and entry into commercial service on the Boeing 737 MAX airplane in 2017. The LEAP-1B engine, which is the ...

CFM is planning to move the first core for Leap X testing into a test cell at its Evandale, Ohio facility on 15 May in preparation to start the first set of tests in June. The core comprises a ...

CFM International finished a 63-hour flight test program on the company's CFM56-5B and -7B Tech Insertion package, paving the way for engine certification in June and entry into service in 2007. The ...