Lionel's No. 671 Pennsylvania RR S2 steam turbine is one of the classic O gauge locomotives of the postwar era. Lionel released it for the first full product line of the post-World War II era in 1946.

Line, Menards, and other 3-rail O gauge trains? Do you like big trains but have a small budget? This is the channel for you! Novices are welcome here! I received my first Lionel set when I was two ...