Originally posted by dr_bowtie
Me too...you have missed matched parts...As it sits you are very possible over 10:1 compression ( dished are closer to 9.2:1) as for oil pressure I think the compression coupled with the HV pump is the problem....Switch to a non HV pump....with a HV pump you are moving oil to fast thru the engine to disapate the heat thouroughly thus keeping the heat suspended in the oil....The hotter it is the thinner it gets.... add compression heat and your having a double whammy....the oil just can't take that kind of abuse..... simple solution....OIL cooler and/or head gasket shims....
i dont think a hv pump moves more oil than a reg pump. 40 lbs of oil pressure is 40 lbs. of oil pressure no matter if its, reg. pump. hv pump or hp pump.