Posted by Peter Florance on January 09, 2002 at 07:10:29:
In Reply to: Re: Idleing low posted by Lou Lazo on January 08, 2002 at 21:04:12:
Only thing I can add using 'Carb and Intake Cleaner' which has some lube added to the carb solvent may work a little better.
But you must have identified the real culprit of varnish rather than corrosion so others should try yoru fix as well.
BTW having an 81, I've never seen old style valve close up.
Peter (81 euro 528i w/ 3.5L)