Slowy, might be worth widening the net a bit more... maybe just get them plain/unfinished and get some VHT "wrinkle" paint.
VHT Wrinkle Plus
"VHT Wrinkle Plus duplicates the OEM match finish for many factory muscle cars. It is 350ºF (176ºC) heat resistant and resists colour fading, grease, degreasers and severe weather conditions. This tough durable finish is extremely resistant to rust, corrosion, chipping and cracking."
Sambo