Quote: unless the idle speed screw is jacked way up for whatever reason I'm thinking the way high idle speed and the lean surge are both from a vac leak (just thinkin out loud before I have my coffee)
That is the common logic but I'll be darned if I can find it, possibly from the bottom of the intake but no signs of sucking up oil. I cant say I know a to check the bottom with it assembled. The other thing that leans away from that is that it idles pretty much fine with the 64 jets.
