Lansing, Joseph G. wrote:
> I've got a 62 Mk II with a 948 in it that I am just now taking out on the
>road a bit after doing a bit of work (brakes, gauges, windshield, etc.) and
>I'm watching my oil pressure gauge with increasing interest. I get a solid 45
>or 50 when the engine is cold, but as it heats up it can drop as low as 25-30
>even at 3500 RPM or more. It does increase with RPM increase. I haven't driven
>it for more than 30 minutes at a time, and it is very hot out right now (100+
>in the shade).
>
> How much do I need to worry? Do I have something heating up/expanding and
>losing pressure? Does the heat alter viscosity enough to make this happen?
Anything under 20 would worry me.
It may be a weak oil pressure relief spring as Cap't Bob said.
It may just need a cleaning. That would be the first thing to check.
If there is no bearing rattle with low op and high ambient temperatures,
don't be too concerned.
--
Frank Clarici
Toms River, NJ
5 British cars on the road
http://www.exit109.com/~spritenut
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