John - if you unplugged the oil filler cap and pulled the dipstick,
and nothing changed - then you have a BIG-TIME vacuum leak and your
engine is compensating. My most frequent failure area in this
respect has been the crankcase breather hoses.
Al Powell Voice: 409/845-2807
107 Reed McDonald Bldg. Fax: 409/862-1202
College Station, TX 77843 Email: firstname.lastname@example.org
W3 page - http://agcomwww.tamu.edu/agcom/satellit/alpage.htm
"Baseball is 90 percent mental. The other half is physical"...