Aircraft Towed air start unit: Boeing 707, 717, 727, 737 series, 757, 767, 747 series, some B777, DC8, DC9, DC10, MD80 series, MD90, MD11, Airbus A320 The series, A340 series, A300, A310, and A330, that is, all models except those equipped with the GE90 EngineAircraft vilkts gaisa starta vienība ir dizains