<div dir="ltr"><div>G'day Mark</div><div>My current needle is OA7 the spring is Red but my plugs are still black & sooty It will idle ok but not super smooth .</div><div>By swapping to OA8 (lean) needles I am hoping to rectify my problem </div><div>The car has 23 miles from a complete rebuild including carbys rebuilt buy SU Midell ( the local SU Distributors)</div><div>I am running NGK BP6ES-11 plugs</div><div>Thanks Keith</div></div><div class="gmail_extra"><br><div class="gmail_quote">On 25 June 2015 at 07:27, Mark Donaldson <span dir="ltr"><<a href="mailto:ardmorebusiness@xtra.co.nz" target="_blank">ardmorebusiness@xtra.co.nz</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">Keith,<u></u><u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt"><u></u> <u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">I want to make sure you know that the standard
needle for a 100M is the OA7. The OA6 is the rich needle.<u></u><u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">Make sure too that your spring is RED, not
the standard yellow one as fitted to the BN1 and BN2.<u></u><u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">The increased compression ratio should
have no affect at all on your mixture.<u></u><u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt"><u></u> <u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">Mark<u></u><u></u></span></font></p>
<p class="MsoNormal"><u></u><u></u><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">Ardmore</span></font><u></u><u></u><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt">, NZ<u></u><u></u></span></font></p>
<p class="MsoNormal"><font color="navy" face="Arial" size="2"><span style="color:navy;font-family:Arial;font-size:10pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><b><font face="Tahoma" size="2"><span lang="EN-US" style="font-family:Tahoma;font-size:10pt;font-weight:bold">From:</span></font></b><font face="Tahoma" size="2"><span lang="EN-US" style="font-family:Tahoma;font-size:10pt">
Keith Taylor [mailto:<a href="mailto:ktee20@gmail.com" target="_blank">ktee20@gmail.com</a>] <br>
<b><span style="font-weight:bold">Sent:</span></b> Wednesday, 24 June 2015 6:37
p.m.<br>
<b><span style="font-weight:bold">To:</span></b> healeys<br>
<b><span style="font-weight:bold">Subject:</span></b> [Healeys] SU Needles
& OIL ( or lack of )</span></font><span lang="EN-US"><u></u><u></u></span></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">G'Day <u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">Problem 1 <u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"> I have a BN2 with <u></u><u></u>Le
Mans<u></u><u></u> upgrades , 1 3/4 carbys with OA6 needles
& the car is running very rich,<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">I have ordered weaker OA8 needles hoping to sort out this problem
.. However this car has flat top pistons hence much higher compression .<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">Am I going down the right road .<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">Problem 2<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">This car left standing overnight ,on startup has a severe bearing rattle
, my long time mechanic ( retired, read old ex BMC man) is
of the opinion <u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">that the spin off filter non-return is failing The oil release
valve seems to be in good condition. Startup now is to crank over without
starting<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"> to get oil pressure up then fire up , Subsequent startups
are not a problem<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">Keith Taylor<u></u><u></u></span></font></p>
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<p class="MsoNormal"><u></u><font face="Times New Roman" size="3"><span style="font-size:12pt">Southern Highlands</span></font><u></u> OZ<u></u><u></u></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt"><u></u> <u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">BN1<u></u><u></u></span></font></p>
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<p class="MsoNormal"><font face="Times New Roman" size="3"><span style="font-size:12pt">BN2<u></u><u></u></span></font></p>
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