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Re: [Mgs] Silly error.

To: Bob Howard <mgbobh@gmail.com>
Subject: Re: [Mgs] Silly error.
From: Richard Lindsay via Mgs <mgs@autox.team.net>
Date: Fri, 14 Jun 2019 08:00:51 -0500
Cc: Hans Duinhoven <h.duinhoven@planet.nl>, "mgs@autox.team.net List" <mgs@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: mgs@autox.team.net
References: <CAOc+-dyNJr=Dr37Wg4eXE_GaiDU1gTPJXxU_8b9G36NRFKSkww@mail.gmail.com> <001b01d521f8$56375310$02a5f930$@planet.nl> <CAOc+-dxWW61txchuZBq2EwHA6YUHhbdMP7Ad-dMA_oG7dTpteg@mail.gmail.com> <3AD5BAA8-DB43-4359-99F7-4B86D0374915@gmail.com> <CAOc+-dxc3STC3vg93puErtxc_GjcEgwhQ++o1NS22tg0O3gJ+g@mail.gmail.com> <D47D6566-D6E2-42E0-84CB-3C33F5DD853A@gmail.com> <004001d52281$0c12ec70$2438c550$@planet.nl> <CAOc+-dyV9nWz5Qmwku2z8dH0uOf-S0YFf00A8iff_R=SdG7DqA@mail.gmail.com> <AF90C1D2-3FC9-44AF-AE45-4900D4DAA2E6@gmail.com> <CAOc+-dx_FS31erH4E59q+sxQAcY_XKWWh8FLAJxoGTMk2KhY2w@mail.gmail.com> <D1CA275C-86BB-4896-8854-1DEC39CEA45D@gmail.com>
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Well done Bob.
Yes, I have had the Pertronix pickup in cars too and it does wonders BUT,
it does not solve the worn distributor problem that affects timing
instability. That problem requires a distributor rebuild with new parts, or
a replacement with the whole Pertronix distributor. I chose the later to
kill two birds with one stone. Just my experience, not a condemnation of
anyone else's. A correct, healthy OEM distributor also works just fine, and
is 'correct'. ( I put my concours judge hat on for that last sentence.  :-)

Rick

On Fri, Jun 14, 2019, 7:49 AM Robert's New iPad <mgbobh@gmail.com> wrote:

>   The owner said that it was running well when put away last fall. I don=
=E2=80=99t
> know the status of his distributor, so will do the tests you suggested. T=
F
> distributor access is not as convenient as TD, so he could well have
> forgotten the oiling locations in it.
>   That=E2=80=99s a good DPO story about the Biro spring found in GT6.
>   Several in our club have bought the Pertronix distributors and say they
> work well. It was the little Pertronix unit that I installed in my MGB wh=
en
> its shaft bushings were worn, and that the owner has in this TF.
>  The owner=E2=80=99s commitments keep him from working on the problem unt=
il
> Sunday. I am eager to get the engine running, as this is a nicely done ca=
r.
> Bob
>
>
> On Jun 14, 2019, at 8:38 AM, Richard Lindsay <richardolindsay@gmail.com>
> wrote:
>
>    I wrote earlier but will repeat it here. Put your timing light on the
> #1 plug wire and observe the timing mark. Is it steady at idle? If not, t=
he
> problem is probably in your distributor. When I rebuilt the distributor i=
n
> my GT6, I discovered that someone had replaced one of the advance springs
> with a modified ball point pen (biro) spring! But even with new correct
> springs, the idle timing jumped around.
>    I verified that the distributor shaft bushings were not worn. That is,
> no shaft wobble. However, the pivot shafts and holes in the advance
> mechanism were worn, allowing the weights to move on their own, and thus
> the timing, but only at idle. Once spun up against the stops, the timing
> was constant.
>    I found the same wear problem in both my TR3b and TD! Pertronix
> distributors fixed the problem and let me set a smooth, constant slow idl=
e.
> The OEM distributors are boxed up for the next owners.
>
> Rick
>
> On Fri, Jun 14, 2019, 7:24 AM Robert's New iPad <mgbobh@gmail.com> wrote:
>
>>    Thanks for this idea, and for introducing Laboratory Grease. Unknown
>> to me, I found it on Amazon for $6.75 the one ounce container.  That wil=
l
>> be a handy addition to the first-aid kit I keep.
>>   Fortunately, this engine=E2=80=99s carb shafts are snug. Carbs were re=
built 10
>> years, 2500 miles ago, so the problem is not their shafts.
>>   I look forward to spending some time with it this weekend.
>> Bob
>>
>>
>> On Jun 14, 2019, at 7:52 AM, Richard Lindsay <richardolindsay@gmail.com>
>> wrote:
>>
>> Hans wrote,
>>
>> > When checking the carbs, also verify any play on the butterfly shafts.
>>
>>    So important. Here's a trick, a Bandaid or plaster if you will, to ge=
t
>> you by if costly rebuilds are not an option. Fixing worn throttle shaft
>> bores with new bushings is a serious repair, and the correct way to fix =
the
>> vacuum leak. However, the following short term solution is to address th=
e
>> symptom, not the problem.
>>
>>    Disassemble all the linkage at the carburetors. Purchase a few felt
>> washers the size of the throttle shafts or a little smaller, and a tube =
of
>> laboratory vacuum grease, the stuff they use to seal vacuum leaks in
>> laboratory glassware. Saturate the felt washers with vacuum grease as we=
ll
>> as the shafts where they exit the carb body and slide the greased washer=
s
>> up against the body. Place a flat washer on the shaft and reassemble the
>> linkage, pressing the flat washer gently against the felt washer. The fl=
at
>> washer and linkage will hold the greased felt washer in place and the
>> vacuum grease will seal the vacuum leak!
>>
>>    Vacuum grease is made to withstand a bit of heat but also, to not
>> 'migrate'. It will stay in place rather than get sucked into the carb's
>> choke like regular grease would do (once hot). The felt washer also help=
s.
>>
>>    Yes, this is a temporary fix, not a proper repair. But it is also a
>> $10 temporary fix, not a $500 repair.
>>
>>    A final word. Take care to reinstall the air chamber covers correctly
>> (Not interchanged!) and verify that the air pistons drop freely on to th=
e
>> bridge with the dampers removed. Tighten the cover screws evenly working
>> around the carb until they are snug.
>>
>> Good luck! You're on the right track.
>>
>>
>> Rick
>> On Fri, Jun 14, 2019, 2:16 AM Hans Duinhoven <h.duinhoven@planet.nl>
>> wrote:
>>
>>> Good show Bob!
>>>
>>> When checking the carbs, also verify any play on the butterfly shafts.
>>>
>>> Especially at lower revs play causes false air taken into the carb, wit=
h
>>> bad low speed driving as a result.
>>>
>>>
>>>
>>> Cheers,
>>>
>>> Hans
>>>
>>>
>>>
>>> *Van:* Robert's New iPad [mailto:mgbobh@gmail.com]
>>> *Verzonden:* vrijdag 14 juni 2019 0:21
>>> *Aan:* Richard Lindsay
>>> *CC:* Hans Duinhoven; mgs@autox.team.net List
>>> *Onderwerp:* Re: [Mgs] Silly error.
>>>
>>>
>>>
>>>    Sunday afternoon is our project day. I want to remove the tops of
>>> float chambers again, the covers and pistons, and to try a bit of
>>> compressed air on the jet to see if that will dislodge anything in the
>>> passage.  If not, we can drop the jets out, but that is awkward on a TF=
,
>>> with its side panels diabolically placed to make any carb work difficul=
t.
>>>
>>>    It was this same friend who talked me into a Pertronix for my MGB,
>>> after he had installed them in this TF and his MGA.   I did, and it
>>> improved the inaccurate timing quite a bit. A couple of years later, I =
sent
>>> the distributor to Advanced Distributors. Jeff wanted to know about the
>>> engine, its compression, camshaft, porting, polishing, etc, then curved=
 the
>>> distributor to fit.  This engine runs very well now. Though he is not 1=
00%
>>> sold on the Pertronix, I keep it because setting dwell of the MGB is no=
t as
>>> easy as in TD.
>>>
>>>   Fuel, air, spark=E2=80=94we are working to get them all in proper pro=
portion.
>>>
>>> Bob
>>>
>>>
>>> On Jun 13, 2019, at 4:12 PM, Richard Lindsay <richardolindsay@gmail.com=
>
>>> wrote:
>>>
>>> Keep cleaning Bob. :-)
>>>
>>>
>>>
>>> My TD and TR3b both had idle instability problems AND the higher speed
>>> issues. I ended up putting Pertronix distributors in both cars and they=
 ran
>>> fantastic! The slow idle was perfect.
>>>
>>>
>>>
>>> So check the timing with a timing light to see if it is stable.
>>>
>>>
>>>
>>> On Thu, Jun 13, 2019, 1:51 PM Robert's New iPad <mgbobh@gmail.com>
>>> wrote:
>>>
>>>   Good on both of you.
>>>
>>>   Yesterday was an interesting day for me. Went out as passenger with a
>>> friend in his TF, stored a year or so.  It ran out of go at 2500 rpm,
>>> sputtering, bucking, etc, but would smooth out at 2000.
>>>
>>>   Back at the garage, found the strangest stuff in the float chambers.
>>> One had a teaspoon of large chunks of solid material. The other had som=
e of
>>> that, plus a goo that looked like frog-egg liquid.
>>>
>>>   The goo was easy enough to figure out, but as the chunks are far
>>> larger than would pass through the SU carb banjo filters, the SU pump
>>> filter, the additional filter he has in line, and the original screen
>>> filter in the tank, it was a puzzle.  We could check banjo, pump and
>>> additional filter-none had any grit or sediment.
>>>
>>>   Pump delivers the pint/minute quantity that workshop manual says.
>>>
>>>   Engine runs better, but not much. I suspect that some of the sediment
>>> is in the passage from float chamber to the jet, but we ran out of day
>>> yesterday.
>>>
>>> Bob
>>>
>>>
>>>
>>>
>>> On Jun 13, 2019, at 1:49 PM, Richard Lindsay via Mgs <mgs@autox.team.ne=
t>
>>> wrote:
>>>
>>>    Good work Hans! I too had a successful day at the shop. I replaced i=
n
>>> two bolts in the waterpump housing and the leak is gone! We brought the
>>> engine up to temperature with (up to) 13# coolant pressure, and no leak=
s.
>>>
>>>    I also found a small fuel leak at the intake of the fuel pump. A
>>> couple of spannet twists put that right and dry. With that, we made a f=
ew
>>> laps around the shop and all was still well.
>>>
>>>
>>>
>>> Rick
>>>
>>>
>>>
>>> On Thu, Jun 13, 2019, 9:58 AM Hans Duinhoven <h.duinhoven@planet.nl>
>>> wrote:
>>>
>>> Funny =E2=80=93 I solved coolant issues earlier and yesterday.
>>>
>>> Had to replace the thermostat housing gasket and yesterday I had to
>>> replace the hose connecting the bottom radiator pipe to the waterpump.
>>>
>>> A horrible job to do, as there is almost no space to work at the bottom
>>> of the radiator pipe.
>>>
>>> Nut with a dry result!
>>>
>>>
>>>
>>> Fully cleaned a clogged charcoal filter and renewed the charcoal
>>> particles.
>>>
>>> Replaced the oil filler cap and will renew the brake fluid tomorrow.
>>>
>>> Then the GT should be roadworthy again.
>>>
>>>
>>>
>>> Cheers,
>>>
>>> Hans
>>>
>>> 71 BGT NRG -
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> *Van:* Mgs [mailto:mgs-bounces@autox.team.net] *Namens *Richard Lindsay
>>> via Mgs
>>> *Verzonden:* woensdag 12 juni 2019 18:51
>>> *Aan:* mgs@autox.team.net List
>>> *Onderwerp:* [Mgs] Silly error.
>>>
>>>
>>>
>>> Hi Friends,
>>>
>>>    My TR6 rebuilt engine leaks coolant. Okay, its not an MG but the
>>> issue is universal. Here's the short story.
>>>
>>>    When reassembling the waterpump I made a newbie error. I got in a
>>> hurry and left out two bolts, some of the bolts that hold the pump body=
 to
>>> the head. The coolant leak is through one of those bolt holes. The thre=
aded
>>> hole drilling entered the head's water jacket and of course, leaks.
>>>
>>>    I now have new bolts and I will apply sealant to the threads and
>>> place fiber sealing washers under the bolt heads. Doing so hopefully
>>> completes the engine rebuild. I can then get back to replacing the top =
on
>>> my MG TD.
>>>
>>>
>>>
>>> Rick
>>>
>>>
>>>
>>> [image: Afbeelding verwijderd door afzender.]
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tm_campaign=3Dsig-email&utm_content=3Demailclient>
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>>>
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>>>
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>
>

--000000000000255175058b483d18
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<div dir=3D"auto">Well done Bob.<div dir=3D"auto">Yes, I have had the Pertr=
onix pickup in cars too and it does wonders BUT, it does not solve the worn=
 distributor problem that affects timing instability. That problem requires=
 a distributor rebuild with new parts, or a replacement with the whole Pert=
ronix distributor. I chose the later to kill two birds with one stone. Just=
 my experience, not a condemnation of anyone else&#39;s. A correct, healthy=
 OEM distributor also works just fine, and is &#39;correct&#39;. ( I put my=
 concours judge hat on for that last sentence.=C2=A0 :-)</div><div dir=3D"a=
uto"><br></div><div dir=3D"auto">Rick</div></div><br><div class=3D"gmail_qu=
ote"><div dir=3D"ltr" class=3D"gmail_attr">On Fri, Jun 14, 2019, 7:49 AM Ro=
bert&#39;s New iPad &lt;<a href=3D"mailto:mgbobh@gmail.com";>mgbobh@gmail.co=
m</a>&gt; 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"auto">=
<div dir=3D"ltr"></div><div dir=3D"ltr">=C2=A0 The owner said that it was r=
unning well when put away last fall. I don=E2=80=99t know the status of his=
 distributor, so will do the tests you suggested. TF distributor access is =
not as convenient as TD, so he could well have forgotten the oiling locatio=
ns in it. =C2=A0</div><div dir=3D"ltr">=C2=A0 That=E2=80=99s a good DPO sto=
ry about the Biro spring found in GT6.=C2=A0</div><div dir=3D"ltr">=C2=A0 S=
everal in our club have bought the Pertronix distributors and say they work=
 well. It was the little Pertronix unit that I installed in my MGB when its=
 shaft bushings were worn, and that the owner has in this TF. =C2=A0</div><=
div dir=3D"ltr">=C2=A0The owner=E2=80=99s commitments keep him from working=
 on the problem until Sunday. I am eager to get the engine running, as this=
 is a nicely done car.</div><div dir=3D"ltr">Bob</div><div dir=3D"ltr"><br>=
</div><div dir=3D"ltr"><br>On Jun 14, 2019, at 8:38 AM, Richard Lindsay &lt=
;<a href=3D"mailto:richardolindsay@gmail.com"; target=3D"_blank" rel=3D"nore=
ferrer">richardolindsay@gmail.com</a>&gt; wrote:<br><br></div><blockquote t=
ype=3D"cite"><div dir=3D"ltr"><div dir=3D"auto">=C2=A0 =C2=A0I wrote earlie=
r but will repeat it here. Put your timing light on the #1 plug wire and ob=
serve the timing mark. Is it steady at idle? If not, the problem is probabl=
y in your distributor. When I rebuilt the distributor in my GT6, I discover=
ed that someone had replaced one of the advance springs with a modified bal=
l point pen (biro) spring! But even with new correct springs, the idle timi=
ng jumped around.<div dir=3D"auto">=C2=A0 =C2=A0I verified that the distrib=
utor shaft bushings were not worn. That is, no shaft wobble. However, the p=
ivot shafts and holes in the advance mechanism were worn, allowing the weig=
hts to move on their own, and thus the timing, but only at idle. Once spun =
up against the stops, the timing was constant.</div><div dir=3D"auto">=C2=
=A0 =C2=A0I found the same wear problem in both my TR3b and TD! Pertronix d=
istributors fixed the problem and let me set a smooth, constant slow idle. =
The OEM distributors are boxed up for the next owners.</div><div dir=3D"aut=
o"><br></div><div dir=3D"auto">Rick</div></div><br><div class=3D"gmail_quot=
e"><div dir=3D"ltr" class=3D"gmail_attr">On Fri, Jun 14, 2019, 7:24 AM Robe=
rt&#39;s New iPad &lt;<a href=3D"mailto:mgbobh@gmail.com"; target=3D"_blank"=
 rel=3D"noreferrer">mgbobh@gmail.com</a>&gt; wrote:<br></div><blockquote cl=
ass=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;p=
adding-left:1ex"><div dir=3D"auto"><div dir=3D"ltr"></div><div dir=3D"ltr">=
=C2=A0 =C2=A0Thanks for this idea, and for introducing Laboratory Grease. U=
nknown to me, I found it on Amazon for $6.75 the one ounce container.=C2=A0=
 That will be a handy addition to the first-aid kit I keep.</div><div dir=
=3D"ltr">=C2=A0 Fortunately, this engine=E2=80=99s carb shafts are snug. Ca=
rbs were rebuilt 10 years, 2500 miles ago, so the problem is not their shaf=
ts.=C2=A0</div><div dir=3D"ltr">=C2=A0 I look forward to spending some time=
 with it this weekend.</div><div dir=3D"ltr">Bob</div><div dir=3D"ltr"><br>=
</div><div dir=3D"ltr"><br>On Jun 14, 2019, at 7:52 AM, Richard Lindsay &lt=
;<a href=3D"mailto:richardolindsay@gmail.com"; rel=3D"noreferrer noreferrer"=
 target=3D"_blank">richardolindsay@gmail.com</a>&gt; wrote:<br><br></div><b=
lockquote type=3D"cite"><div dir=3D"ltr"><div dir=3D"auto"><p>Hans wrote,</=
p><p>&gt; When checking the carbs, also verify any play on the butterfly sh=
afts.<br></p><p>=C2=A0 =C2=A0So important. Here&#39;s a trick, a Bandaid or=
 plaster if you will, to get you by if costly rebuilds are not an option. F=
ixing worn throttle shaft bores with new bushings is a serious repair, and =
the correct way to fix the vacuum leak. However, the following short term s=
olution is to address the symptom, not the problem.</p><p>=C2=A0 =C2=A0Disa=
ssemble all the linkage at the carburetors. Purchase a few felt washers the=
 size of the throttle shafts or a little smaller, and a tube of laboratory =
vacuum grease, the stuff they use to seal vacuum leaks in laboratory glassw=
are. Saturate the felt washers with vacuum grease as well as the shafts whe=
re they exit the carb body and slide the greased washers up against the bod=
y. Place a flat washer on the shaft and reassemble the linkage, pressing th=
e flat washer gently against the felt washer. The flat washer and linkage w=
ill hold the greased felt washer in place and the vacuum grease will seal t=
he vacuum leak!</p><p>=C2=A0 =C2=A0Vacuum grease is made to withstand a bit=
 of heat but also, to not &#39;migrate&#39;. It will stay in place rather t=
han get sucked into the carb&#39;s choke like regular grease would do (once=
 hot). The felt washer also helps.</p><p>=C2=A0 =C2=A0Yes, this is a tempor=
ary fix, not a proper repair. But it is also a <span class=3D"m_-3035587787=
423744959m_2635267857628376016money">$10</span>=C2=A0temporary fix, not a <=
span class=3D"m_-3035587787423744959m_2635267857628376016money">$500</span>=
=C2=A0repair.=C2=A0</p><p>=C2=A0 =C2=A0A final word. Take care to reinstall=
 the air chamber covers correctly (Not interchanged!) and verify that the a=
ir pistons drop freely on to the bridge with the dampers removed. Tighten t=
he cover screws evenly working around the carb until they are snug.</p><p>G=
ood luck! You&#39;re on the right track.</p><p><br></p><p>Rick</p><div clas=
s=3D"gmail_quote" dir=3D"auto"><div dir=3D"ltr" class=3D"gmail_attr">On Fri=
, Jun 14, 2019, 2:16 AM Hans Duinhoven &lt;<a href=3D"mailto:h.duinhoven@pl=
anet.nl" rel=3D"noreferrer noreferrer" target=3D"_blank">h.duinhoven@planet=
.nl</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"marg=
in:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang=3D"NL"=
 link=3D"blue" vlink=3D"purple"><div class=3D"m_-3035587787423744959m_26352=
67857628376016m_726327898642918341WordSection1"><p class=3D"MsoNormal"><spa=
n style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-seri=
f&quot;;color:#1f497d">Good show Bob!<u></u><u></u></span></p><p class=3D"M=
soNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;=
Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">When checking the carbs=
, also verify any play on the butterfly shafts.<u></u><u></u></span></p><p =
class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-fam=
ily:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">Especially at=
 lower revs play causes false air taken into the carb, with bad low speed d=
riving as a result.<u></u><u></u></span></p><p class=3D"MsoNormal"><span la=
ng=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quo=
t;sans-serif&quot;;color:#1f497d"><u></u>=C2=A0<u></u></span></p><p class=
=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&=
quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">Cheers,<u></u><u><=
/u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-siz=
e:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f49=
7d">Hans<u></u><u></u></span></p><p class=3D"MsoNormal"><span lang=3D"EN-US=
" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-seri=
f&quot;;color:#1f497d"><u></u>=C2=A0<u></u></span></p><div><div style=3D"bo=
rder:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p clas=
s=3D"MsoNormal"><b><span style=3D"font-size:10.0pt;font-family:&quot;Tahoma=
&quot;,&quot;sans-serif&quot;">Van:</span></b><span style=3D"font-size:10.0=
pt;font-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;"> Robert&#39;s New=
 iPad [mailto:<a href=3D"mailto:mgbobh@gmail.com"; rel=3D"noreferrer norefer=
rer noreferrer" target=3D"_blank">mgbobh@gmail.com</a>] <br><b>Verzonden:</=
b> vrijdag 14 juni 2019 0:21<br><b>Aan:</b> Richard Lindsay<br><b>CC:</b> H=
ans Duinhoven; <a href=3D"mailto:mgs@autox.team.net"; rel=3D"noreferrer nore=
ferrer noreferrer" target=3D"_blank">mgs@autox.team.net</a> List<br><b>Onde=
rwerp:</b> Re: [Mgs] Silly error.<u></u><u></u></span></p></div></div><p cl=
ass=3D"MsoNormal"><u></u>=C2=A0<u></u></p><div><p class=3D"MsoNormal">=C2=
=A0 =C2=A0Sunday afternoon is our project day. I want to remove the tops of=
 float chambers again, the covers and pistons, and to try a bit of compress=
ed air on the jet to see if that will dislodge anything in the passage.=C2=
=A0 If not, we can drop the jets out, but that is awkward on a TF, with its=
 side panels diabolically placed to make any carb work difficult.<u></u><u>=
</u></p></div><div><p class=3D"MsoNormal">=C2=A0 =C2=A0It was this same fri=
end who talked me into a Pertronix for my MGB, after he had installed them =
in this TF and his MGA. =C2=A0 I did, and it improved the inaccurate timing=
 quite a bit. A couple of years later, I sent the distributor to Advanced D=
istributors. Jeff wanted to know about the engine, its compression, camshaf=
t, porting, polishing, etc, then curved the distributor to fit.=C2=A0 This =
engine runs very well now. Though he is not 100% sold on the Pertronix, I k=
eep it because setting dwell of the MGB is not as easy as in TD. =C2=A0<u><=
/u><u></u></p></div><div><p class=3D"MsoNormal">=C2=A0 Fuel, air, spark=E2=
=80=94we are working to get them all in proper proportion.<u></u><u></u></p=
></div><div><p class=3D"MsoNormal">Bob<u></u><u></u></p></div><div><p class=
=3D"MsoNormal" style=3D"margin-bottom:12.0pt"><br>On Jun 13, 2019, at 4:12 =
PM, Richard Lindsay &lt;<a href=3D"mailto:richardolindsay@gmail.com"; rel=3D=
"noreferrer noreferrer noreferrer" target=3D"_blank">richardolindsay@gmail.=
com</a>&gt; wrote:<u></u><u></u></p></div><blockquote style=3D"margin-top:5=
.0pt;margin-bottom:5.0pt"><div><div><p class=3D"MsoNormal">Keep cleaning Bo=
b. :-)<u></u><u></u></p><div><p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p=
></div><div><p class=3D"MsoNormal">My TD and TR3b both had idle instability=
 problems AND the higher speed issues. I ended up putting Pertronix distrib=
utors in both cars and they ran fantastic! The slow idle was perfect.=C2=A0=
<u></u><u></u></p></div><div><p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p=
></div><div><p class=3D"MsoNormal">So check the timing with a timing light =
to see if it is stable.=C2=A0<u></u><u></u></p></div></div><p class=3D"MsoN=
ormal"><u></u>=C2=A0<u></u></p><div><div><p class=3D"MsoNormal">On Thu, Jun=
 13, 2019, 1:51 PM Robert&#39;s New iPad &lt;<a href=3D"mailto:mgbobh@gmail=
.com" rel=3D"noreferrer noreferrer noreferrer" target=3D"_blank">mgbobh@gma=
il.com</a>&gt; wrote:<u></u><u></u></p></div><blockquote style=3D"border:no=
ne;border-left:solid #cccccc 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.=
8pt;margin-right:0cm"><div><div><p class=3D"MsoNormal">=C2=A0 Good on both =
of you.<u></u><u></u></p></div><div><p class=3D"MsoNormal">=C2=A0 Yesterday=
 was an interesting day for me. Went out as passenger with a friend in his =
TF, stored a year or so.=C2=A0 It ran out of go at 2500 rpm, sputtering, bu=
cking, etc, but would smooth out at 2000. =C2=A0<u></u><u></u></p></div><di=
v><p class=3D"MsoNormal">=C2=A0 Back at the garage, found the strangest stu=
ff in the float chambers. One had a teaspoon of large chunks of solid mater=
ial. The other had some of that, plus a goo that looked like frog-egg liqui=
d. =C2=A0<u></u><u></u></p></div><div><p class=3D"MsoNormal">=C2=A0 The goo=
 was easy enough to figure out, but as the chunks are far larger than would=
 pass through the SU carb banjo filters, the SU pump filter, the additional=
 filter he has in line, and the original screen filter in the tank, it was =
a puzzle.=C2=A0 We could check banjo, pump and additional filter-none had a=
ny grit or sediment.=C2=A0<u></u><u></u></p></div><div><p class=3D"MsoNorma=
l">=C2=A0 Pump delivers the pint/minute quantity that workshop manual says.=
<u></u><u></u></p></div><div><p class=3D"MsoNormal">=C2=A0 Engine runs bett=
er, but not much. I suspect that some of the sediment is in the passage fro=
m float chamber to the jet, but we ran out of day yesterday.<u></u><u></u><=
/p></div><div><p class=3D"MsoNormal">Bob<u></u><u></u></p></div><div><p cla=
ss=3D"MsoNormal"><u></u>=C2=A0<u></u></p></div><div><p class=3D"MsoNormal" =
style=3D"margin-bottom:12.0pt"><br>On Jun 13, 2019, at 1:49 PM, Richard Lin=
dsay via Mgs &lt;<a href=3D"mailto:mgs@autox.team.net"; rel=3D"noreferrer no=
referrer noreferrer" target=3D"_blank">mgs@autox.team.net</a>&gt; wrote:<u>=
</u><u></u></p></div><blockquote style=3D"margin-top:5.0pt;margin-bottom:5.=
0pt"><div><div><div><p class=3D"MsoNormal">=C2=A0 =C2=A0Good work Hans! I t=
oo had a successful day at the shop. I replaced in two bolts in the waterpu=
mp housing and the leak is gone! We brought the engine up to temperature wi=
th (up to) 13# coolant pressure, and no leaks.<u></u><u></u></p></div><div>=
<p class=3D"MsoNormal">=C2=A0 =C2=A0I also found a small fuel leak at the i=
ntake of the fuel pump. A couple of spannet twists put that right and dry. =
With that, we made a few laps around the shop and all was still well.<u></u=
><u></u></p></div><div><p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p></div=
><div><p class=3D"MsoNormal">Rick<u></u><u></u></p></div><div><p class=3D"M=
soNormal"><u></u>=C2=A0<u></u></p><div><div><p class=3D"MsoNormal">On Thu, =
Jun 13, 2019, 9:58 AM Hans Duinhoven &lt;<a href=3D"mailto:h.duinhoven@plan=
et.nl" rel=3D"noreferrer noreferrer noreferrer" target=3D"_blank">h.duinhov=
en@planet.nl</a>&gt; wrote:<u></u><u></u></p></div><blockquote style=3D"bor=
der:none;border-left:solid #cccccc 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-l=
eft:4.8pt;margin-right:0cm"><div><div><p class=3D"MsoNormal"><span lang=3D"=
EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans=
-serif&quot;;color:#1f497d">Funny =E2=80=93 I solved coolant issues earlier=
 and yesterday.</span><u></u><u></u></p><p class=3D"MsoNormal"><span lang=
=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;=
sans-serif&quot;;color:#1f497d">Had to replace the thermostat housing gaske=
t and yesterday I had to replace the hose connecting the bottom radiator pi=
pe to the waterpump.</span><u></u><u></u></p><p class=3D"MsoNormal"><span l=
ang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&qu=
ot;sans-serif&quot;;color:#1f497d">A horrible job to do, as there is almost=
 no space to work at the bottom of the radiator pipe.</span><u></u><u></u><=
/p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;fo=
nt-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">Nut wit=
h a dry result!</span><u></u><u></u></p><p class=3D"MsoNormal"><span lang=
=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;=
sans-serif&quot;;color:#1f497d">=C2=A0</span><u></u><u></u></p><p class=3D"=
MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot=
;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">Fully cleaned a clogge=
d charcoal filter and renewed the charcoal particles.</span><u></u><u></u><=
/p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;fo=
nt-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">Replace=
d the oil filler cap and will renew the brake fluid tomorrow.</span><u></u>=
<u></u></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:1=
1.0pt;font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d"=
>Then the GT should be roadworthy again.</span><u></u><u></u></p><p class=
=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&=
quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">=C2=A0</span><u></=
u><u></u></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size=
:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497=
d">Cheers,</span><u></u><u></u></p><p class=3D"MsoNormal"><span lang=3D"EN-=
US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-se=
rif&quot;;color:#1f497d">Hans</span><u></u><u></u></p><p class=3D"MsoNormal=
"><span lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&=
quot;,&quot;sans-serif&quot;;color:#1f497d">71 BGT NRG - </span><u></u><u><=
/u></p><p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:11.0p=
t;font-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;color:#1f497d">=C2=
=A0</span><u></u><u></u></p><p class=3D"MsoNormal"><span lang=3D"EN-US" sty=
le=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;,&quot;sans-serif&quo=
t;;color:#1f497d">=C2=A0</span><u></u><u></u></p><p class=3D"MsoNormal"><sp=
an lang=3D"EN-US" style=3D"font-size:11.0pt;font-family:&quot;Calibri&quot;=
,&quot;sans-serif&quot;;color:#1f497d">=C2=A0</span><u></u><u></u></p><p cl=
ass=3D"MsoNormal"><b><span style=3D"font-size:10.0pt;font-family:&quot;Taho=
ma&quot;,&quot;sans-serif&quot;">Van:</span></b><span style=3D"font-size:10=
.0pt;font-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;"> Mgs [mailto:<a=
 href=3D"mailto:mgs-bounces@autox.team.net"; rel=3D"noreferrer noreferrer no=
referrer" target=3D"_blank">mgs-bounces@autox.team.net</a>] <b>Namens </b>R=
ichard Lindsay via Mgs<br><b>Verzonden:</b> woensdag 12 juni 2019 18:51<br>=
<b>Aan:</b> <a href=3D"mailto:mgs@autox.team.net"; rel=3D"noreferrer norefer=
rer noreferrer" target=3D"_blank">mgs@autox.team.net</a> List<br><b>Onderwe=
rp:</b> [Mgs] Silly error.</span><u></u><u></u></p><p class=3D"MsoNormal">=
=C2=A0<u></u><u></u></p><div><p class=3D"MsoNormal">Hi Friends,<u></u><u></=
u></p><div><p class=3D"MsoNormal">=C2=A0 =C2=A0My TR6 rebuilt engine leaks =
coolant. Okay, its not an MG but the issue is universal. Here&#39;s the sho=
rt story.<u></u><u></u></p></div><div><p class=3D"MsoNormal">=C2=A0 =C2=A0W=
hen reassembling the waterpump I made a newbie error. I got in a hurry and =
left out two bolts, some of the bolts that hold the pump body to the head. =
The coolant leak is through one of those bolt holes. The threaded hole dril=
ling entered the head&#39;s water jacket and of course, leaks.<u></u><u></u=
></p></div><div><p class=3D"MsoNormal">=C2=A0 =C2=A0I now have new bolts an=
d I will apply sealant to the threads and place fiber sealing washers under=
 the bolt heads. Doing so hopefully completes the engine rebuild. I can the=
n get back to replacing the top on my MG TD.<u></u><u></u></p></div><div><p=
 class=3D"MsoNormal">=C2=A0<u></u><u></u></p></div><div><p class=3D"MsoNorm=
al">Rick<u></u><u></u></p></div></div></div><div id=3D"m_-30355877874237449=
59m_2635267857628376016m_726327898642918341m_-737199480811640730m_-26665189=
11097195659DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><p class=3D"MsoNormal"><u>=
</u>=C2=A0<u></u></p><table class=3D"m_-3035587787423744959m_26352678576283=
76016m_726327898642918341MsoNormalTable" border=3D"1" cellpadding=3D"0" sty=
le=3D"border:none;border-top:solid #d3d4de 1.0pt"><tbody><tr><td width=3D"5=
5" style=3D"width:41.25pt;border:none;padding:13.5pt .75pt .75pt .75pt"><p =
class=3D"MsoNormal"><a href=3D"https://www.avast.com/sig-email?utm_medium=
=3Demail&amp;utm_source=3Dlink&amp;utm_campaign=3Dsig-email&amp;utm_content=
=3Demailclient" rel=3D"noreferrer noreferrer noreferrer" target=3D"_blank">=
<span style=3D"border:solid windowtext 1.0pt;padding:0cm;text-decoration:no=
ne"><img border=3D"0" width=3D"46" height=3D"29" id=3D"m_-30355877874237449=
59m_2635267857628376016m_726327898642918341_x0000_i1025" src=3D"cid:image00=
1.jpg@01D52291.C803EB40" alt=3D"Afbeelding verwijderd door afzender."></spa=
n></a><u></u><u></u></p></td><td width=3D"470" style=3D"width:352.5pt;borde=
r:none;padding:12.75pt .75pt .75pt .75pt"><p class=3D"MsoNormal" style=3D"l=
ine-height:13.5pt"><span style=3D"font-size:10.0pt;font-family:&quot;Arial&=
quot;,&quot;sans-serif&quot;;color:#41424e">Virusvrij. <a href=3D"https://w=
ww.avast.com/sig-email?utm_medium=3Demail&amp;utm_source=3Dlink&amp;utm_cam=
paign=3Dsig-email&amp;utm_content=3Demailclient" rel=3D"noreferrer noreferr=
er noreferrer" target=3D"_blank"><span style=3D"color:#4453ea">www.avast.co=
m</span></a> <u></u><u></u></span></p></td></tr></tbody></table></div></div=
></blockquote></div></div></div></div></blockquote><blockquote style=3D"mar=
gin-top:5.0pt;margin-bottom:5.0pt"><div><p class=3D"MsoNormal">____________=
___________________________________<br><br><a href=3D"mailto:Mgs@autox.team=
.net" rel=3D"noreferrer noreferrer noreferrer" target=3D"_blank">Mgs@autox.=
team.net</a><br>Donate: <a href=3D"http://www.team.net/donate.html"; rel=3D"=
noreferrer noreferrer noreferrer" target=3D"_blank">http://www.team.net/don=
ate.html</a><br>Suggested annual donation =C2=A0$12.75<br><br>Archive: <a h=
ref=3D"http://www.team.net/pipermail/mgs"; rel=3D"noreferrer noreferrer nore=
ferrer" target=3D"_blank">http://www.team.net/pipermail/mgs</a> <a href=3D"=
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man/options/mgs/mgbobh@gmail.com</a><u></u><u></u></p></div></blockquote></=
div></blockquote></div></div></blockquote></div></div></blockquote></div></=
div>
</div></blockquote></div></blockquote></div>
</div></blockquote><blockquote type=3D"cite"><div dir=3D"ltr">&lt;image001.=
jpg&gt;</div></blockquote></div></blockquote></div>

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