VW!!!!!!!!!!!!!!!.....Knowing nothing about them so shooting in the dark..check for plugged oil return in top of head area,,sucking oil thru crank case breather system,,if comp is 100lbs what is it supposed to be????is there a preasure oil passage thru head gasket from block to head that can leak into cyl,s..If car is in very good shape you will have to weigh cost of repairing and labor aginst another car...doc