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Daily Archives: May 8, 2015

LEAP-1B for the Boeing 737 MAX begins flight test program

The First Flight of the LEAP-1B on a modified Boeing 747 testbed. Boeing Image.

American airframer Boeing and engine manufacturer CFM International have successfully initiated flight testing of the LEAP-1B engine on a modified 747 flying testbed at GE Aviation Flight Test Operations in Victorville, California. The LEAP-1B engine is the exclusive powerplant for the Boeing 737 MAX family. The testing is the next major milestone in a two-year program that will culminate in …

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