Pullman is InterCity 125 car # 41121 - It is in excellent condition. 10 1/2" long  - it has a number on the bottom - R439-0020

Locomotive is # 43125 - it weighs 8 oz. It is missing it's front headlight piece. 9 1/8" long - Untested.

Dummy is # 43126. ( I think it is a dummy, it only weighs 6.5 oz. ) is in great condition, 9 1/8" long

Please look over the couplers on these.

British OO is compatible with USA HO. (cars are slightly larger but use the same track)

Please check the photos for the best idea.

Selling for Restoration and repair.