6 pack air cleaner base not a-body

I don't know if this guy can help you out, but he has a 6 pack rebuild service on RacingJunk and indicates he has used and NOS parts. Here's his ad.

http://www.racingjunk.com/category/98/Intake_manifolds_and_carbs/post/2158578/mopar-six-pack-rebuild-service.html