I cannot answer your question. But I can give you a lead:
https://smsautofabrics.com/?gad_sour...RoCekoQAvD_BwE
When I purchased original type upholstery for my ‘64 Tempest Custom, they sent me a copy of a factory brochure showing the choices of upholstery. They do have a very long lead time. If you deal with them. If not, maybe just get a copy of their brochure and source the material elsewhere. Good luck.