Manifold Vacuum Experiment

Bob,
Answering your question in post #19. There is no such thing as too much vacuum at idle. The vacuum will be what it is.

Post #21.
Get some non-Chebby friends.....
Now that's funny right there. Didn't have a chance to drive the old girl today. We had tons to do around the house, but we HAVE to go into town tomorrow so I will report back then.