Try aluminum wheel cleaner.

I think what would be nice is for the hobbyist to say did this way instead I gave up and sent it to the professional guy.

56 Plaza 63 D100 step side 67 Coronet, 68 Roadrunner, 69 Super Bees, 69 Coronet 500 convertible, 70 Roadrunner Post, 79 D150 360, and a severe case of Mopar a,d,d