Hi Steve,
Not to worry, the oil pressure above specs is relieved at the pump:
http://www.bit.spt.fi/antti-ville.na...p_assembly.jpg
Low oil pressure may be an indication the oil filter is clogged or it's
bypass is not working: http://billhughes.com/mirror/oilfilterstudy.htm
God Bless America, ßill O|||||||O
http://www.billhughes.com/

popeyeball wrote:
>
> I have been putting in Mobil One oil sine I picked up my 97 TJ six
> years ago. I had been using an extra duty oil filter, unaware that
> Mobil One had an oil filter. In the fall I put in a Mobil One filter
> and my oil pressure ran high - over 42#s. The owner's handbook said
> never to operate vehicle over 40 so this concerned me. I checked to
> ensure I did not put in to much oil. With the clean oil it can be hard
> to tell so I drain a tad but the pressure remained high. I left the
> engine in this condition until my next change in December but went back
> to the previous oil filter. My pressure never went above 40 with that
> filter.
> Strange thing is, with the Mobil One filter the low end of my oil
> pressure always stayed higher that the previously used filter and I
> knew this was good. So my question is my fellow Romans: Thumbs UP or
> Thumbs DOWN on Mobil One oil filters?
> Thanks,
> Steve