Rich,
Yes the viscosity seems to make a little difference. OP on my BN7 was a bit
on the low side and a fellow club member suggested going to straight 40 wt.
I did so and OP is up by 5-7 lbs or so.
Keith Pennell
> I am glad someone brought this up again. It is
> probably old hat to most of you but there are some of
> us new folks around.
>
> These oil pressure readings appear to vary with the
> oil viscosity being used.
>
> Would everyone be so kind as to share the viscosity
> that is being used in their engines. I am using 10-30
> and am told I should be using 20-50 (sure seems thick
> to me).
>
> Thanks,
>
> Rich
> 57 BN4
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