Have you tried the PCV filter yet???? I tried the oring bit too and a homade gasket for the cap and i had the same problems.
__________________
6.7/6auto, afe, insight, 2 micron oil/fuel filters, riderites, 91 gallon aux, mag-hytec, amsoils - 115,000 miles & getting worked hard now - check out my truck pics
http://www.myspace.com/coopertransport