Values are toough to establish for these cars. But a watchful eye on ebay or craig’s list auctions is one way to estimate a selling price. I’ve seen some extremes, but a quick guess is around $5,000.
I suggest you contact the Arizona Kit Car Club for local help….
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)