This set is from 1983 and made by Lionel. It includes a ABA engine set and six passenger cars. 6-8370 is the powered A unit, while 6-8372 is the non-powered unit. It also has 6-8371 non-powered B unit. The cars are as follows 6-9594, NYC baggage car, 6-9595 NYC Combo car, 6-9596 NYC Passenger car, 6-9597 NYC Passenger car and 6-9598 NYC Observation car. The sixth car is add on 6-7207 NYC 20th century aluminum Dinning car. Everything is still in original boxing unopened (in my opinion). It also has both boxes holding all of the other cars. No Returns, some boxes have slight wear but nothing major and all models again are good. This item is AS-IS, untested .please ask ?’s , items pictured are of the actual set.