sorry only just seen your post and relised what you were asking for
I have 1 and then i have a black loco one not sure how much they worth but could be persaded by box car/s as with all mine they have metal wheels which i cam swap out for the originals if it helps, what do you think pm me if intrested
Tony
The black one is on the track at the bottom. i might have some shells with out bogies somewhere
Tony