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Just goes to show if you are driving your car regularly (like I like to do)
the trick is to not rebuild with pistons that give you too much
compression. In fact for the BJ8 it's good to bring compression down half
a point, although in HK the fuel is good enough for standard compression.
On Wed, May 12, 2021 at 3:01 AM BJ8Healeys <sbyers@ec.rr.com> wrote:
> Nathan, I'm a little bit late with my response, so I'll just direct it to
> you.
> My two cents' worth:
>
> When I and my traveling companions were returning from Conclave 2008 in
> San Diego and we got to Missouri, we discovered that the highest octane
> available there was 91. After filling up with that, both BJ8s missed and
> knocked and chugged until we got into Tennessee and refilled with 93 octane.
>
> Recently, a BJ8 owner called me to say he was in the area (300 miles from
> home) and his engine had begun to "click" under acceleration. He thought
> it was a timing problem and wanted me to check that. He mentioned that he
> had fueled up with non-ethanol. Around here, some stations advertise
> "non-ethanol" but they neglect to say the octane was dropped from 93 (with
> ethanol) to 91 (without). I suggested that he forget about non-ethanol and
> go with 93. After that, during his return home, he had no more "clicking"
> problems.
>
> Ethanol-laced gas has its own issues (as you might remember from my Black
> Hills narrative, I had some aggravating stumbling and missing as I left
> home, due to the bad ethanol that had been in the tank too long),
> especially if the car isn't used much; but as long as I stick with 93
> octane, at least the engine runs as it should.
>
> Cheers!
> Steve
>
>
>
> -----------------------------------------
> From: "N.S. Bennett"
> To: healeys@autox.team.net
> Cc:
> Sent: Sunday May 9 2021 2:39:24PM
> Subject: Re: [Healeys] Vapor lock gas
>
> Thanks for the link to the MV article on ethanol and vapor lock. It was a
> good read.
>
> Although I'm certain this has been debated (many times) before, what's the
> general consensus on octane rating when refueling our cars?
>
> I've always used the highest.i can get. But reading that article has once
> again made me question my practice.
>
> Interested in the list's thoughts...
>
> Cheers!
> Nathan
> '66 BJ8
>
> _______________________________________________
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>
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>
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Content-Transfer-Encoding: quoted-printable
<div dir=3D"ltr">Just goes to show if you are driving your car regularly (l=
ike I like to do) the trick is to not rebuild with pistons that give you to=
o much compression.=C2=A0 In fact for the BJ8 it's good to bring compre=
ssion=C2=A0down half a point, although in HK the fuel is good enough for st=
andard compression.</div><br><div class=3D"gmail_quote"><div dir=3D"ltr" cl=
ass=3D"gmail_attr">On Wed, May 12, 2021 at 3:01 AM BJ8Healeys <<a href=
=3D"mailto:sbyers@ec.rr.com";>sbyers@ec.rr.com</a>> wrote:<br></div><bloc=
kquote 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>Nathan, I'm a li=
ttle bit late with my response, so I'll just direct it to you.</div><di=
v><span style=3D"font-family:"Times New Roman",serif;font-size:13=
.5pt">My two cents' worth:</span></div>
<p class=3D"MsoNormal" style=3D"margin-bottom:0in;line-height:normal"><span=
style=3D"font-family:"Times New Roman",serif;font-size:13.5pt">W=
hen I and my traveling companions were
returning from Conclave 2008 in San Diego and we got to Missouri, we discov=
ered
that the highest octane available there was 91.=C2=A0 After filling up with
that, both BJ8s missed and knocked and chugged until we got into Tennessee =
and
refilled with 93 octane.</span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:0in;line-height:normal"><span=
style=3D"font-family:"Times New Roman",serif;font-size:13.5pt">R=
ecently, a BJ8 owner called me to say he was in
the area (300 miles from home) and his engine had begun to "click"=
;
under acceleration.=C2=A0 He thought it was a timing problem and wanted me =
to
check that.=C2=A0 He mentioned that he had fueled up with non-ethanol.=C2=
=A0
Around here, some stations advertise "non-ethanol" but they negle=
ct
to say the octane was dropped from 93 (with ethanol) to 91 (without).=C2=A0=
I
suggested that he forget about non-ethanol and go with 93.=C2=A0 After that=
, during
his return home, he had no more "clicking" problems.</span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:0in;line-height:normal"><span=
style=3D"font-family:"Times New Roman",serif;font-size:13.5pt">E=
thanol-laced gas has its own issues (as you might remember from my Black Hi=
lls narrative, I had some aggravating stumbling and missing as I left home,=
due to the bad ethanol that had been in the tank too long), especially
if the car isn't used much; but as long as I stick with 93 octane, at l=
east the
engine runs as it should.</span></p><p class=3D"MsoNormal" style=3D"margin-=
bottom:0in;line-height:normal"><span style=3D"font-family:"Times New R=
oman",serif;font-size:13.5pt">Cheers!<br>Steve</span></p><p class=3D"M=
soNormal" style=3D"margin-bottom:0in;line-height:normal"><br></p><br><div><=
/div>
<p>-----------------------------------------</p>
From: "N.S. Bennett"<br>
To: <a href=3D"mailto:healeys@autox.team.net"; target=3D"_blank">healeys@aut=
ox.team.net</a><br>
Cc:<br>
Sent: Sunday May 9 2021 2:39:24PM<br>
Subject: Re: [Healeys] Vapor lock gas<br><br><div>Thanks for the link to th=
e MV article on ethanol and vapor
lock. It was a good read.
<div><br></div>
<div>Although I'm certain this has been debated (many times)
before, what's the general consensus on octane rating when
refueling our cars?</div>
<div><br></div>
<div>I've always used the highest.i can get. But reading that
article has once again made me question my practice.</div>
<div><br></div>
<div>Interested in the list's thoughts...</div>
<div><br></div>
<div>Cheers!</div>
<div>Nathan</div>
<div>'66 BJ8</div>
<div><br></div>
</div></div>
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Archive: <a href=3D"http://www.team.net/pipermail/healeys"; rel=3D"noreferre=
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</blockquote></div>
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