1970 Plymouth Superbird 440 6-Pack #'s matching PPI Check out this video as we inspect a beautiful numbers-matching 1970 Plymouth Superbird 440 6-Pack 4-speed. The car shows signs of a repaint with thick paint but no flaws like overspray or cracking. We also note minor mechanical issues, while the interior remains impressively well-preserved for its age. https://www.youtube.com/watch?v=Z9oNnsr0VjI&t=906s