Lionel New York Central 2333 "B" Unit & 2344 "A" Unit Locomotives. Lionel 2333 was produced in 1948 and then was replaced in 1950 with the 2344. The 2333 has decal chips but otherwise very good condition, the 2344 has more scratching and scuffing, over-all very good. Please look at the pictures and feel free to ask questions.