I'd email or call the factory in SA.
They're painted there and hopefully keep records.
Contact Us | Backdraft Racing
Trying to get info out of Boynton is next to impossible even if they have it.
Naples Motorsports has the same color combo for sale. You might get lucky if they have that car's complete paperwork.
1965 Replica/Kit Back Draft Racing Shelby Cobra Roush 427
Actually was just sold. may not be too late.