Re: [Healeys] OIL PRESSURE

[Alan Seigrist <healey.nut@gmail.com>]

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Oh right this is very good advice

On Tue, Jul 22, 2025 at 11:50=E2=80=AFAM Richard Mayor <boyracer466@gmail.c=
om>
wrote:

> First check by unscrewing the oil filler cap, before removing the valve
> cover,  to see how much oil is squirting out.
>
>
> Sent from my iPad
>
> On Jul 21, 2025, at 8:10=E2=80=AFPM, Al Fuller <alfuller194@gmail.com> wr=
ote:
>
> =EF=BB=BF
> Agreed. Rocker shaft wear is easy to check - just warm up the engine then
> idle it with the rocker cover removed.
>
> Proper function will have oil dribbling over the rockers, while worn shaf=
t
> will spurt oil into the air. One of my Healeys shot oil up to the bonnet
> underside!
>
> ________________
> Sent from my phone
> Best Regards,
> Al Fuller
>
> On Mon, Jul 21, 2025, 12:57=E2=80=AFPM Harold Manifold <manifold@telus.ne=
t> wrote:
>
>> Hi Carl and Gerry,
>>
>> The oil pressure might be a bit low once the oil gets hot.
>>
>> What grade of oil are you currently using? The cold start pressures you
>> mentioned sound perfectly normal, which indicates that your oil pump and
>> oil release valve are functioning correctly. Until the release valve ope=
ns,
>> the pressure is determined by the resistance within the oil distribution
>> system.
>>
>> At low RPMs and with hot oil, wear on the rocker shaft could be a
>> possible cause for the pressure drop.
>>
>> Best,
>> Harold
>>
>>
>> On Mon, Jul 21, 2025 at 11:27=E2=80=AFAM carl and gerry rubino via Heale=
ys <
>> healeys@autox.team.net> wrote:
>>
>>> COLD START 60 LBS. DRIVEE ACROSS TOWN 50, ON HIGHWAY 60, BACK IN TOWN
>>> DROPS TO 20 IN 3RD GEAAR, 30 IN SECOND GEAR,
>>>
>>> IS THIS S A PROOBLEM?
>>>
>>> NO OIL LEAKS ANYWHERE-DIPO STITICK SAYS "ok"
>>>
>>> 1957 BN-4
>>> _______________________________________________
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<div dir=3D"ltr">Oh right this is very good advice</div><br><div class=3D"g=
mail_quote gmail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">On =
Tue, Jul 22, 2025 at 11:50=E2=80=AFAM Richard Mayor &lt;<a href=3D"mailto:b=
oyracer466@gmail.com">boyracer466@gmail.com</a>&gt; wrote:<br></div><blockq=
uote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1p=
x solid rgb(204,204,204);padding-left:1ex"><div dir=3D"auto">First check by=
 unscrewing the oil filler cap, before removing the valve cover, =C2=A0to s=
ee how much oil is squirting out.=C2=A0<div><br></div><div><br id=3D"m_-217=
9454454054622787lineBreakAtBeginningOfSignature"><div dir=3D"ltr">Sent from=
 my iPad</div><div dir=3D"ltr"><br><blockquote type=3D"cite">On Jul 21, 202=
5, at 8:10=E2=80=AFPM, Al Fuller &lt;<a href=3D"mailto:alfuller194@gmail.co=
m" target=3D"_blank">alfuller194@gmail.com</a>&gt; wrote:<br><br></blockquo=
te></div><blockquote type=3D"cite"><div dir=3D"ltr">=EF=BB=BF<div dir=3D"au=
to"><div>Agreed. Rocker shaft wear is easy to check - just warm up the engi=
ne then idle it with the rocker cover removed.=C2=A0</div><div dir=3D"auto"=
><br></div><div dir=3D"auto">Proper function will have oil dribbling over t=
he rockers, while worn shaft will spurt oil into the air. One of my Healeys=
 shot oil up to the bonnet underside!</div><div><br></div><div>____________=
____<br>Sent from my phone <br>Best Regards,<br>Al Fuller</div></div><br><d=
iv class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Jul =
21, 2025, 12:57=E2=80=AFPM Harold Manifold &lt;<a href=3D"mailto:manifold@t=
elus.net" target=3D"_blank">manifold@telus.net</a>&gt; wrote:<br></div><blo=
ckquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left=
:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><div>Hi Carl=
 and Gerry,</div><div><br></div><div>The oil pressure might be a bit low on=
ce the oil gets hot.</div><div><br></div><div>What grade of oil are you cur=
rently using? The cold start pressures you mentioned sound perfectly normal=
, which indicates that your oil pump and oil release valve are functioning =
correctly. Until the release valve opens, the pressure is determined by the=
 resistance within the oil distribution system.</div><div><br></div><div>At=
 low RPMs and with hot oil, wear on the rocker shaft could be a possible ca=
use for the pressure drop.</div><div><br></div><div>Best,</div><div>Harold<=
/div><div><br></div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" c=
lass=3D"gmail_attr">On Mon, Jul 21, 2025 at 11:27=E2=80=AFAM carl and gerry=
 rubino via Healeys &lt;<a href=3D"mailto:healeys@autox.team.net"; rel=3D"no=
referrer" target=3D"_blank">healeys@autox.team.net</a>&gt; wrote:<br></div>=
<blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-=
left:1px solid rgb(204,204,204);padding-left:1ex"><div>



<div>COLD START 60 LBS. DRIVEE ACROSS TOWN 50, ON HIGHWAY 60, BACK IN TOWN =
DROPS TO 20 IN 3RD GEAAR, 30 IN SECOND GEAR,<div><br></div><div>IS THIS S A=
 PROOBLEM?</div><div><br></div><div>NO OIL LEAKS ANYWHERE-DIPO STITICK SAYS=
 &quot;ok&quot;</div><div><br></div><div>1957 BN-4</div></div>_____________=
__________________________________<br>
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