Hi foghorn!
Welcome aboard!
VW engine numbers are stamped on the crankcase under the generator support facing the rear. Find that and look it up here:
http://lennysvw.com/type1chassis.htm
You didn’t ask, but some info on Design Classics Inc is in this thread:
https://tdreplica.com/FORUM/forum_posts.asp?TID=1431& PN=5
Someone commented in that thread that the car looks similar to a Fiberfab. So it is possible some parts will interchange. Yourmsot likely source for parts will be Mg Magic. You can find them at:
http://mgmagic.intuitwebsites.com/
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)