I agree with Patrick. Check the relief valve.
Ira Erbs
Portland, OR
please excuse typos. Sent from my phone
On May 15, 2013 4:26 PM, "Patrick & Caroline Quinn" <p_cquinn@tpg.com.au>
wrote:
> G'day Magnus
>
> Many years back I had exactly the same problem with a freshly restored 100
> engine.
>
> I changed the pressure release valve and spring - Fixed.
>
> Hoo Roo
>
> Patrick Quinn
> Blue Mountains, Australia
>
>
> -----Original Message-----
> From: Magnus Karlsson <magnuskarlsson@bornet.net>
> To: Healey Lista <healeys@autox.team.net>
> Sent: Wed, May 15, 2013 5:14 pm
> Subject: [Healeys] Oil pressure
>
>
> I have a problem with an engine that I just restored completely. The oil
> ressure gets too high when revved over 2500. The pressure reaches all the
> way p too 80 psi, which of course is way too much. The strange thing is
> when
> the ngine is cold and you rev it, the pressure will not rise above 60 psi.
> Quite ontrary to the normal behavior. The oil pump is a new Denis Welch
> unit, the il pressure release valve and spring are new, all bearings in the
> engine are ew, all parts have been machined to the right tolerances. I4ve
> tried with a sed release valve and spring that is quite softer than the new
> one. Resulting n the same high pressure.
> This has got me quite puzzled and I ran out of ideas on how to solve this.
> Has
> nyone experienced the same symptoms and did you find a working solution?
> I4m
> esperate for good advise!
> TIA,
> $12.75
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