[Healeys] OIL PRESSURE

[Alan Seigrist]

Oh right this is very good advice

On Tue, Jul 22, 2025 at 11:50 AM Richard Mayor <boyracer466 at gmail.com>
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 PM, Al Fuller <alfuller194 at gmail.com> wrote:
>
> 
> 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 shaft
> 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 PM Harold Manifold <manifold at telus.net> 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 opens,
>> 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 AM carl and gerry rubino via Healeys <
>> healeys at 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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