The Boeing 777X just got its record-breaking GE9X engines

Early last year, GE Aviation successfully tested its giant jet engine, the GE9X, in its first test flight. Now, nearly a year later, Boeing has installed two GE9X jet engines on its first 777X flight test airplane. The engine has been in development for years and is expected to exceed upcoming environmental regulation standards. At 134-inches, the engine has the …