05-09-2009, 01:02 AM
I have seen Bachmann 4-8-4s (the older ones-1990 vintage) run on 18" radius, but they don't look very good. A safe minimum would be about 24". The smoke fluid - I am not sure, but my best guess would be mineral oil. .
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Kevin
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Kevin
Check out my Shapeways creations!
3-d printed items in HO/HOn3 and more!
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