Here we have a BRAND NEW Lionel 6-19087 CHESAPEAKE OHIO C&O 18” Heavyweight Passenger 4 Car Set for SALE! This is a Lionel 6-19087 O Gauge Chesapeake & Ohio Heavyweight Passenger 4-Car Set from 1997. Included is a 2571 Baggage Car, a 2574 Observation Car, 2573 Diner Car and a 2572 Sleeper Car. The cars in this set feature molded plastic bodies, an illuminated interior w/passenger silhouetted windows, die-cast trucks w/operating metal couplers and each car measures 18 inches long.