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IMHO Michael that will be absolutely no problem.
M
On Sun., Mar. 20, 2022, 4:45 p.m. Michael Oritt via Healeys, <
healeys@autox.team.net> wrote:
> Through a stupid mistake on my part today I purchased eight quarts of
> 20w50 synthetic Amsoil rather than the 10w40 I normally use year-round.
> Unfortunately I discovered this mistake this afternoon only after I
> completed the oil/filter change.
>
> I am concerned that this higher-viscosity oil might in some way damage my
> engine. It has been about 60-70K miles from the engine's having been
> professionally rebuilt and while oil pressure has fallen somewhat over the
> last several years the gauge still indicates about 40 psi at 2500-3K rpm's
> and about 20 psi at fast idle with 10w40, in both cases with hot oil and at
> normal engine operating temperature. I took the car for a very short spin
> after completing the change and I am quite sure I did not did not get the
> oil up to full operating temperatures but in any case the OP did seem a few
> psi higher than what I am used to seeing
>
> At this point I have about $125.00 invested in the mistake: seven quarts
> and a new K&N filter. If my fear is verified by your opinions I am
> certainly willing to drain and refill--I certainly do not want to be
> driving around if there is a real risk of causing damage.
>
> I eagerly await the group wisdom.
>
> Best--Michael Oritt
>
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<div dir=3D"auto">IMHO Michael that will be absolutely no problem.=C2=A0<di=
v dir=3D"auto"><br></div><div dir=3D"auto">M</div></div><br><div class=3D"g=
mail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sun., Mar. 20, 2022, 4=
:45 p.m. Michael Oritt via Healeys, <<a href=3D"mailto:healeys@autox.tea=
m.net">healeys@autox.team.net</a>> wrote:<br></div><blockquote class=3D"=
gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-=
left:1ex"><div dir=3D"ltr"><div class=3D"gmail_default" style=3D"color:#333=
3ff">Through a stupid mistake on=C2=A0my part today I purchased eight quart=
s of 20w50 synthetic Amsoil rather than the 10w40 I normally use year-round=
.=C2=A0 Unfortunately I discovered this mistake this afternoon only after I=
completed the oil/filter change.</div><div class=3D"gmail_default" style=
=3D"color:#3333ff"><br></div><div class=3D"gmail_default" style=3D"color:#3=
333ff">I am concerned that this higher-viscosity oil might in some way dama=
ge my engine.=C2=A0 It has been about 60-70K miles from the=C2=A0engine'=
;s having been professionally rebuilt and while oil pressure has fallen som=
ewhat over the last several years the gauge=C2=A0still=C2=A0indicates about=
40 psi at 2500-3K rpm's and about 20 psi at fast idle with 10w40,=C2=
=A0in both cases with hot oil and at normal engine operating temperature.=
=C2=A0 I took the car for a very short spin after completing the change and=
I am quite sure I did not did not get the oil up to full operating tempera=
tures but in any case the OP did seem a few psi higher than what I am used =
to seeing</div><div class=3D"gmail_default" style=3D"color:#3333ff"><br></d=
iv><div class=3D"gmail_default" style=3D"color:#3333ff">At this point I hav=
e about $125.00 invested in the mistake:=C2=A0 seven quarts and a new K&=
;N filter.=C2=A0 If my fear is verified by your opinions I am certainly wil=
ling to drain and refill--I certainly do not want to be driving around if t=
here is a real risk of causing damage.=C2=A0</div><div class=3D"gmail_defau=
lt" style=3D"color:#3333ff"><br></div><div class=3D"gmail_default" style=3D=
"color:#3333ff">I eagerly await the group wisdom.</div><div class=3D"gmail_=
default" style=3D"color:#3333ff"><br></div><div class=3D"gmail_default" sty=
le=3D"color:#3333ff">Best--Michael Oritt</div><div class=3D"gmail_default" =
style=3D"color:#3333ff"><br></div></div>
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</blockquote></div>
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