Posted by Allen Patnode on Wednesday, January 02, 2002 at 5:26PM :
In Reply to: Hey Vaughn...Oil Pressure Relief Spring Shim posted by Fred Darvill on Tuesday, January 01, 2002 at 4:54PM :
I think some forums ago someone said something about the rear of the cam being worn as there are no cam bearings to replace on these engines. dirt and crud kept the pressure higher before the rebuild. now the block is clean the clearance is greater around the camshaft.