1972 Demon 340 engine mods

Use it. Vacuum secondary carbs are boat anchors.

Flame on but I detest VS carbs. If you bother to check I'd bet the secondaries either never fully open or come open so late it's worthless.

Yes, I really regret reusing what was there in the 1st place. Biggest waste of my time in the whole process. Just plan to put electric choke from the carb to double pumper to make life easier.
Was hoping that the Demon owner can live with it till cam swap but this is pathetic.