@RickO posted:Lionel has these listed as an O-54 minimum radius requirement.
Is that even possible? Has anyone ran the Mth version on O-54?
I'd be running on O-60 fastrack.
The short tender, yes runs great on 054. I haven’t tried the long haul on 054, MTH rated them for 072. But what the heck, I’ll give it a shot and report back.