here more photos of Pennsy Electric locomotive boxcab.
1:32 scale boxcab 2-B-2 wheel type PRR class "O1" No.7857 on curve track around Christmas tree.
on the left 1:25 scale boxcab "L6" no.7825, on the right is 1:32 scale boxcab "O1" No.7857 on curve.
1:25 scale boxcab 1-D-1 wheel type PRR class "L6" no.7825 on the curve track.
You can see under detail i design idea for tight curve track. I remove one LGB motor block you can see inside wood frame! but L6 i use twin LGB motor block to screw to the wood frame.
I unscrew carbody and frame you can see detail. O1 is single LGB motor