Duponts veri-prime is self etching and is
perfect for Your needs...its 2 part mix, 615 &
616...Zinc-cromate is the old aluminum primer, but I
don't believe that is around anymore, it was an enviromental type problem....BB

1952 Chevy 3104 Shortbed 5-window
Remember; Politicians and diapers both need to be changed
often, and for the same reason.....