The photos of the 2,000 mile survivor car are voting for black paint on the sway bar, bare steel bushing bracket, and bolted to another black painted bracket.

http://www.rkmotorscharlotte.com/sales/inventory/active#!/1971-Plymouth-Cuda/133269/188484

But the bare steel bushing bracket looks like it might have some kind of dip or preservative on it, in both this link and the link of the previous post.