Boeing released the NG to further improve gasoline performance, selection, and passenger ability, although also responding to climbing competition in the Airbus A320. A different major feature of all Boeing versions after the first -200 is their special engine structure. When Boeing changed the JT8D-7 Using the larger CFM56-three series, https://cassd578tsp8.theblogfairy.com/35524065/737-cash-an-overview