Originally Posted by svenster
compression test done. #1-6. 100/115/115/105/120/110. [b]i used water on the manifold gasket area and found that my idle drops when i pour it on heavy. i tried tightening the bolts and it didn't seem to help a whole lot.[\b] weird because the gasket is fairly new because of the recent build. sparks plugs were pretty dark but that would make sense due to running super rich.
You need to fix this vacuum leak. I got an old BBD that is pulling 20"
Could the bolts you are using too long?
They might bottom out and you would think they are tight. But they are not sealing the manifold.