Panel Craft also works on = Originals.
Here is a repair of 4000 series car.
http://www.panel-craft.com/sc_cobra.php
He has done both 2000 series comp cars, street cars and an original S/C that I know of.
My vote is Joe if you are on the East (right) Coast. Pick the location that allows you to see the car in progress. West Coast McCluskey would do....
Joe is great to work with and his Customer Service A-1