Originally Posted by ctaylor738

It could also be a linkage adjustment issue. Is the linkage against the throttle stop at idle?

One other possibility is that the throttle plate gap could be too wide. This is a very sensitive adjustment. There is a set-screw and a lock nut. Too small and you get a vacuum lock condition that makes it hard to push the gas pedal down, too large and you lose the control of the idle valve.

If you send me an email, I will try to send you my K-Jet troubleshooting guide - all 12 MB of it.