SJZ302, the guys in the Cobra Car Club of Victoria will be able to point you in the right direction.
http://www.cobracarclubvic.org.au/ContactsUs.html
Alternatively contact Marty Govert at Kenmer Engineering in Noble Park. His painter has a few Cobras under his belt and they won't stuff you around. 9701 6037.
By the way, welcome to the forum! Care to tell us a bit about your car?
Sambo