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All the fuel in CA is 10% ethanol and I have never noticed any =
difference, even in hot weather. My experience is similar to Robert=E2=80=99=
s, in that regard.
Compared to the MGA, it is possible that the MGB has more under bonnet =
air flow and lower temps. Just proposing a theory.
--
Max Heim
'66 MGB
> On Apr 19, 2021, at 8:51 AM, i erbs <eyera3000@gmail.com> wrote:
>=20
> Im in my 2nd tank full of ethanol free fuel, and I still have idle die =
issues at full stop situations when engine temp is 189 or higher. I pull =
the choke out to prevent stalls.=20
>=20
> Ira Erbs
> 1959 AH 100-6
> 1967 MGB
> Milwaukie, OR
>=20
> On Mon, Apr 19, 2021, 8:35 AM Barney Gaylord <barneymg@mgaguru.com =
> Paul (and others), -- Alcohol has about 40% lower energy content than =
gasoline, so the fuel economy will be lower by about 1-MPG. Needing to =
burn 4% more fuel, you may need to re-adjust the fuel mixture slightly, =
about one flat down on the adjusting nut. Most people will never notice =
the difference, and you can easily switch back and forth between E10 and =
zero-alcohol fuel on the fly with no problem.
>=20
> But there is one problem that does pop up to bite you sometimes, =
especially in hot weather. Gasoline boils at 190dF. Alcohol boils af =
160dF. This is a mixture of liquids, not a chemical compound. If you =
warm it up to 160dF the alcohol will boil, and you can separate the =
alcohol out of the mixture by distillation while the gasoline content is =
not boiling.
>=20
> The problem is that fuel containing any amount of alcohol will boil at =
160dF rather than 190dF. This can be a big problem in warm weather with =
stop and go slow driving or standing still idling, or when you switch =
off for five minutes and then try to re-start. When the alcohol boils =
it will result in bubbles in the fuel as it wants to flow through the =
main fuel jet past the metering needle. Not much energy in the bubbles =
compared to liquid fuel, so the mixture goes extremely lean causing bad =
running or no-start. The immediate fix is to pull the choke out to give =
it more fuel flow, which can get the engine started or can get you =
through the bad running condition until you get moving and cool the =
carburetors down again.
>=20
> A longer term fix for this problem is to install a Bilge Blower fan in =
the MGA air intake duct to blow air to keep the carburetors cool enough =
to prevent boiling the alcohol. There are several successive pages on =
this information, Start additional reading here: =
http://mgaguru.com/mgtech/carbs/cb207.htm =
<http://mgaguru.com/mgtech/carbs/cb207.htm>
> http://mgaguru.com/mgtech/carbs/cb208b.htm
>=20
> <http://mgaguru.com/mgtech/carbs/cb208b.htm>Barney Gaylord
> 1958 MGA with an attitude
> http://MGAguru.com <http://mgaguru.com/>=20
>=20
>=20
> At 03:50 AM 4/19/2021, PaulHunt73 wrote:
>> I'm looking for people with experience of using this in cars like the =
MGA and MGB in terms of what if any carb needle and timing changes have =
been found necessary, and any other problems.
>> =20
>> Thanks,
>> PaulH.
>> ....
> _______________________________________________
>=20
> Donate: http://www.team.net/donate.html =
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>=20
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<http://www.team.net/pipermail/mgs> http://autox.team.net/archive =
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>=20
> Unsubscribe: =
http://autox.team.net/mailman/options/mgs/eyera3000@gmail.com =
<http://autox.team.net/mailman/options/mgs/eyera3000@gmail.com>
> _______________________________________________
>=20
> Mgs@autox.team.net
> Donate: http://www.team.net/donate.html
> Suggested annual donation $12.75
>=20
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>=20
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Content-Transfer-Encoding: quoted-printable
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" class=3D"">All =
the fuel in CA is 10% ethanol and I have never noticed any difference, =
even in hot weather. My experience is similar to Robert=E2=80=99s, in =
that regard.<div class=3D""><br class=3D""></div><div class=3D"">Compared =
to the MGA, it is possible that the MGB has more under bonnet air flow =
and lower temps. Just proposing a theory.<br class=3D""><div =
class=3D""><br class=3D""><div class=3D"">
<div style=3D"color: rgb(0, 0, 0); letter-spacing: normal; text-align: =
start; text-indent: 0px; text-transform: none; white-space: normal; =
word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: =
break-word; -webkit-nbsp-mode: space; -webkit-line-break: =
after-white-space;" class=3D""><div style=3D"color: rgb(0, 0, 0); =
letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" =
class=3D""><div style=3D"margin: 0px; font-size: 13px;" =
class=3D"">--</div><div style=3D"margin: 0px; font-size: 13px; =
min-height: 16px;" class=3D"">Max Heim</div><div style=3D"margin: 0px; =
font-size: 13px;" class=3D"">'66 MGB</div></div></div>
</div>
<div><br class=3D""><blockquote type=3D"cite" class=3D""><div =
class=3D"">On Apr 19, 2021, at 8:51 AM, i erbs <<a =
href=3D"mailto:eyera3000@gmail.com"; class=3D"">eyera3000@gmail.com</a>>=
wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><div =
dir=3D"auto" class=3D"">Im in my 2nd tank full of ethanol free fuel, and =
I still have idle die issues at full stop situations when engine temp is =
189 or higher. I pull the choke out to prevent stalls. <br =
class=3D""><br class=3D""><div data-smartmail=3D"gmail_signature" =
class=3D"">Ira Erbs<br class=3D"">1959 AH 100-6<br class=3D"">1967 =
MGB<br class=3D"">Milwaukie, OR</div></div><br class=3D""><div =
class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Apr =
19, 2021, 8:35 AM Barney Gaylord <<a =
href=3D"mailto:barneymg@mgaguru.com"; =
class=3D"">barneymg@mgaguru.com</a>> wrote:<br =
class=3D""></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 =
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class=3D"">
<font size=3D"3" class=3D"">Paul (and others), -- Alcohol has about 40% =
lower energy
content than gasoline, so the fuel economy will be lower by about
1-MPG. Needing to burn 4% more fuel, you may need to re-adjust the
fuel mixture slightly, about one flat down on the adjusting nut.
Most people will never notice the difference, and you can easily switch
back and forth between E10 and zero-alcohol fuel on the fly with no
problem.<br class=3D""><br class=3D"">
But there is one problem that does pop up to bite you sometimes,
especially in hot weather. Gasoline boils at 190dF.
Alcohol boils af 160dF. This is a mixture of liquids, not a
chemical compound. If you warm it up to 160dF the alcohol will
boil, and you can separate the alcohol out of the mixture by =
distillation
while the gasoline content is not boiling.<br class=3D""><br class=3D"">
The problem is that fuel containing any amount of alcohol will boil at
160dF rather than 190dF. This can be a big problem in warm weather
with stop and go slow driving or standing still idling, or when you
switch off for five minutes and then try to re-start. When the
alcohol boils it will result in bubbles in the fuel as it wants to flow
through the main fuel jet past the metering needle. Not much =
energy
in the bubbles compared to liquid fuel, so the mixture goes extremely
lean causing bad running or no-start. The immediate fix is to pull
the choke out to give it more fuel flow, which can get the engine
started or can get you through the bad running condition until you get
moving and cool the carburetors down again.<br class=3D""><br class=3D"">
A longer term fix for this problem is to install a Bilge Blower fan in
the MGA air intake duct to blow air to keep the carburetors cool enough
to prevent boiling the alcohol. There are several successive pages
on this information, Start additional reading here:
<a href=3D"http://mgaguru.com/mgtech/carbs/cb207.htm"; target=3D"_blank" =
rel=3D"noreferrer" class=3D"">
http://mgaguru.com/mgtech/carbs/cb207.htm</a><br class=3D"">
<a href=3D"http://mgaguru.com/mgtech/carbs/cb208b.htm"; target=3D"_blank" =
rel=3D"noreferrer" class=3D"">
http://mgaguru.com/mgtech/carbs/cb208b.htm<br class=3D""><br class=3D"">
</a>Barney Gaylord<br class=3D"">
1958 MGA with an attitude<br class=3D"">
<a href=3D"http://mgaguru.com/"; target=3D"_blank" rel=3D"noreferrer" =
class=3D"">http://MGAguru.com</a>
<br class=3D""><br class=3D"">
<br class=3D"">
At 03:50 AM 4/19/2021, PaulHunt73 wrote:<br class=3D"">
</font><blockquote type=3D"cite" class=3D""><font size=3D"2" =
class=3D"">I'm looking
for people with experience of using this in cars like the MGA and MGB in
terms of what if any carb needle and timing changes have been found
necessary, and any other problems.<br class=3D"">
</font><font size=3D"3" class=3D""> <br class=3D"">
</font><font size=3D"2" class=3D"">Thanks,<br class=3D"">
PaulH.<br class=3D"">
</font><font size=3D"3" class=3D"">....</font></blockquote></div>
_______________________________________________<br class=3D"">
<br class=3D"">
<a href=3D"mailto:Mgs@autox.team.net"; target=3D"_blank" rel=3D"noreferrer"=
class=3D"">Mgs@autox.team.net</a><br class=3D"">
noreferrer" target=3D"_blank" =
class=3D"">http://www.team.net/donate.html</a><br class=3D"">
<br class=3D"">
Archive: <a href=3D"http://www.team.net/pipermail/mgs"; rel=3D"noreferrer =
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a><br class=3D"">
</blockquote></div>
_______________________________________________<br class=3D""><br =
class=3D""><a href=3D"mailto:Mgs@autox.team.net"; =
class=3D"">Mgs@autox.team.net</a><br class=3D"">Donate: =
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