Re: replaced head - Now Jeep idling over 3K rpm \'94
How 'bout the PCV Valve - is it there or just a straight
Try pinching off any hoses to the intake manifold.
That's quite a bit of air getting in to completely choke off
the Throttle Body and still have it run.
You probably won't get enough propane out of a torch unless
you remove the tiny orfice, or drill it out, but that's the
easiest way to track it down.
If you use carb cleaner, make sure it's burnable - most aren't
anymore - thank the greenies for that. Gumout and Wynn's is,
Berryman's I'm not sure - cleans well though.
Or starting fluid -- just be careful not to start a fire.