I used regular acrylic enamel w/hardener on mine, worked well. I added a small amount of flex additive.

http://s210.photobucket.com/albums/bb78/64fleetside/2005-02-17/?action=view&current=a5e6.jpg


My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6