This website has been archived from TrainWeb.org/mdamtrak199 to TrainWeb.US/mdamtrak199.
From Left to Right: new style #5 bell, old casting 5 bell (wide throat AND bored out), old casting 5 bell (wide throat), circa late 1980's 5 bell. All of the inlets on the feet are the same size except for the shiney black old casting 5 bell (larger size).