Mammoth Freighters this week started official certification flights with the FAA for its 777-200LRMF conversion program. The 2009-vintage prototype (29742, ex-Delta Air Lines) took to the sky from the Aspire MRO facility in Fort Worth, Texas (AFW), on Sept. 18 and flew for about twenty minutes. The aircraft conducted another flight this morning that lasted […]
Mammoth begins 777-200LRMF certification flights
