INTERESTING I too noticed black smoke (over rich) at the tail pipes and a bog/stumble from start on med/hard acceleration. Everyone always say lean/poor accelerator pump issues.
stock +/- 383 727 '67 B Eddy #1407 Still with points and condenser.
Common sense, the least common of all the senses. Mom.
For fear of ridicule, society stifles creativity. Ricky Valdes