#29 '67/8 Barracuda Trans Am car...

You might want to ask these guys, they're into the SCCA kind of racing with 67-69 Cudas.
http://users.erols.com/mathewg/mgcuda.html
http://hometown.aol.com/pwall5/cars/2cudapag.html
http://users.erols.com/dmapes/
http://www.mindspring.com/~micritz/starfish.shtml

If anything they might be able to point you in the right direction.