It's a solder up job, parts from the etch sheets, the bottom sheet in the above photos is the main chassis frame, bogies frames are also on the etch sheets.
Eoin.
These chaps may have an 071 in the future, they posted a thread on here some time back
https://shop.bowatersmodels.co.uk/collections/coras-iompair-eireann
Eoin
071 was made by Hells Kitchen models in Wolverhampton, yes, I think about 10 kits were built? might have been more but limited!
Resin body and etched brass chassis n bogies
Eoin