Prototype Research & Development Ltd,a Canadian firm, continues to manufacture a TD replica.
They do front and rear engine versions. But they are pretty darn pricey!
http://www.prototyperesearch.com/index.htm
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)