Slant Six Dead Spot

Have you put a tailpipe sniffer on it? If not, then you don't know for sure it's not runnin lean. A dead spot is a sure nuff symptom of a lean condition, usually caused by a vacuum leak. You come on here and ask for help and then start shooting down all the suggestions. It could have a 1050 Holley Dominator but have a vacuum leak that leads to a lean condition. Obviously, you don't know what the heck it IS because you ain't fixed it yet. Stop being hard headed and listen to some common sense idea and go check them out.