Rich bog off idle?

What carb, you say 4150, cfm? vacuum sec, what dist chrysler elec? You need to drive it with a vacuum gauge on the manifold and when it bogges what is the vacuum? And put a T in the vacuum line going to the dist adv and see what it is when it bogges. what cam?
I believe these are the most important things to know when you are trying to fix a problem.