On Sat, 3 May 2003 11:49:51 -0500, Paul Nimz wrote: >On my '93 cylinders 6,3 & 4 were the worst. The front three showed normal >wear. Mr. Porter surmised the rear cylinders are furthest from the oil pump >and get less oil. My car was that way, too. More copper on the rear uppers than anywhere else. George