the problem with the early 4.6L engines was that the oil pump relief valve bore was just the aluminum front cover and when too thick oil was used the valve would slam back and wear the bore , then the relief valve would stick and oil pressure would exceed 100 psi , making even Motorcraft filters swell . Ford started putting a hardened sleeve in the relief bore and the problem was for the most part history. I remember seeing that issue a few times.
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Today's Featured Article - On the Road with Dave Gohl: Deere Departed Friend - by Dave Gohl. Have you ever had to part with a dear friend? It's not easy. If it's due to death, your feelings could be in disarray for days, months or even years. Even now after almost 4 years, I still miss my dad. I remember when I was a kid my dad sometimes would tuck my brother and I in at night and we would ask him questions about his childhood on the farm. To this day, it's some of the best stories I've ever heard. And now, I'm so glad that I asked those questions, and if I were a little smarter i
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