on the top of the tunnel, under the seat, ,in front of the shifter coupler cover plate, should be some numbers stamped into that area. That will be for the pan/frame, but vws are so interchangeable, it will not confirm yrs of the engine or the tranny. Hope that helps~
Paul Mossberg
Former Owner of a 1981 Classic Roadsters Ltd. Duchess (VW)
2005 Intermeccanica Roadster
If you own a TDr and are not in the Registry, please go to https://tdreplica.com/forums/topic/mg-td-replica-registry/ and register (you need to copy and paste the link)