... and then you have people lining their pan and filter with magnets, so there's that. I don't know how that DOESN'T skew wear metals on a UOA?? (still better to keep the metal out of the stream IMO but just saying..)
Originally Posted by bbhero
Thus why UOAs are not the end all and be all in indication of engine wear.... Normal UOA = Chunks of metal still present in oil filter and in drain pan. Thus why our observations with our own eyes are still very important.