Thanks for the email: the pictures you posted whet the appetite, I particularly like the Mustang rear light clustters.
The 'AllCarIndex' US website confirms this as an Allied Fiberglass/Astra VW GT 2+2.
The AllCArIndex website below only has limited info.
http://www.allcarindex.com/main-inde...rglass--Astra/
If anyone can add anything please do...
(This might make a nice stable mate for Ribbles' Colanii replica)