Sounds normal to me.
Peter Schauss
1963 BJ7
1980 MGB
> -----Original Message-----
> From: owner-healeys@autox.team.net [mailto:owner-healeys@autox.team.net]
> On Behalf Of Awgertoo@aol.com
> Sent: Sunday, September 10, 2006 5:42 PM
> To: healeys@autox.team.net
> Subject: Oil pressure question
>
> When I start my car up my OP is about 65 psi on the guage with revs above
> 2000 and about 40 psi at idle. However after the engine and oil come up to
> temperature the OP drops to about 55 psi at revs above 2500 and falls off
> to
> about 40 psi with revs of 1500 and only about 20 psi at idle.
>
> Do I have an incipient problem? Last year I pulled out the relief valve
> spring and shimmed it about 1/4" which increased OP about 5 psi across
> the board
> but I wonder if it is time to replace the spring with a new one and/or
> lap in
> the valve. Or is my oil pump not being all it should be?
>
> The engine was rebuilt about 50K miles ago but consumes virtually no oil,
> does not smoke and runs strong. I run 10W/50 synthetic oil.
>
> Am I worrying unnecessarily?
>
> Best--Michael Oritt, 100 Le Mans
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