<div dir="auto">Do one could calibrate the speedo if you change tire size, rear end gears or transmission. Just an option ...<br><br><div data-smartmail="gmail_signature">Ira Erbs<br>Portland, OR<br>typos and artifacts are the fault of my phone</div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, Aug 30, 2018, 8:53 AM Charley Robinson via Mgs <<a href="mailto:mgs@autox.team.net">mgs@autox.team.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF">
I looked on Ebay, found several used MGB speedos for what looked
like fair prices. Don't know why I'd want a GPS speedo, especially
at those prices.<br>
<br>
CR<br>
<br>
<div class="m_1298148992230404606moz-cite-prefix">On 8/29/2018 9:30 AM, Barrie Robinson
via Mgs wrote:<br>
</div>
<blockquote type="cite">
<font size="-1"><font face="Arial">Hello Ira,<br>
<br>
Went to the site but found it was just like many others !
They put up too much chat and miss the facts. I could not
find a product list with prices - take a look ar Speedhut's
web site and you will see what I mean. Nowadays it is all
presentation an not on product. That's why US TV programs have
become almost total light displays.<br>
<br>
Cheers<br>
<img src="cid:part1.4E65F3B5.4AE6EBC4@twc.com" alt="" height="110" width="200"><br>
</font></font><br>
<div class="m_1298148992230404606moz-cite-prefix">On 8/28/2018 10:36 PM, i erbs wrote:<br>
</div>
<blockquote type="cite">
<div dir="auto">
<div dir="auto">Classic speed has a great product for speedos <a href="https://www.classicautoinnovations.com" target="_blank" rel="noreferrer">https://www.classicautoinnovations.com</a><br>
<br>
<div data-smartmail="gmail_signature">Ira Erbs<br>
Portland, OR<br>
typos and artifacts are the fault of my phone</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr">On Tue, Aug 28, 2018, 7:13 PM Barrie Robinson
via Mgs <<a href="mailto:mgs@autox.team.net" rel="noreferrer noreferrer" target="_blank">mgs@autox.team.net</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF"> <font size="-1"><font face="Arial">Hello Steve,<br>
<br>
Neither my speedo nor tach are working well and when
checked out found it was the heads. Pricey
replacements ! As my MGB GT V8 is not really
original it did not take me long to find Speedhut
replacements. They have a good selection and a
brilliant web site to "build" you own gauge. Mine
will be very very close to the original but with far
better performance and features. The speedo is GPS
driven - my oath - and has no connections to the car
(except for Lucas smoke to drive the light bulbs).
Trouble is that when I fit them I will no longer go
from 0 to 45-55kph in less than 3 secs with engine
ticking over at 500rpm.<span class="m_1298148992230404606m_5416157647820307441m_-3428865963956549310moz-smiley-s1"><span>:-)</span></span><br>
<img alt="" height="110" width="200"><br>
</font></font><br>
<div class="m_1298148992230404606m_5416157647820307441m_-3428865963956549310moz-cite-prefix">On
8/28/2018 7:27 AM, daybell7--- via Mgs wrote:<br>
</div>
<blockquote type="cite">
<div dir="ltr">
<div>Thanks, Paul. I’m checking dash ground first
thing after much good advice, especially about not
assuming it’s OK. Both indicator lights work.
My tach was acting funny. The car ran fine, but
the tach never registered over 3k RPM. Thanks for
the good info, Paul and everybody else.</div>
<div><br>
</div>
<div>Steve H. <br>
</div>
<div>
<div>Gainesville, FL</div>
<div><br>
</div>
</div>
<div style="padding-top:5px;border-top-color:rgb(229,229,229);border-top-width:1px;border-top-style:solid">
<div><font face=" 'Calibri', 'Segoe UI', 'Meiryo',
'Microsoft YaHei UI', 'Microsoft JhengHei UI',
'Malgun Gothic', 'sans-serif'"><b>From:</b> <a href="mailto:paulhunt73@virginmedia.com" rel="noreferrer noreferrer noreferrer" target="_blank">PaulHun</a><br>
<b>Sent:</b> Tuesday, August 28, 2018
3:25 AM<br>
<b>To:</b> <a href="mailto:daybell7@aol.com" rel="noreferrer noreferrer noreferrer" target="_blank">daybell7@aol.com</a>,
<a href="mailto:mgs@autox.team.net" rel="noreferrer noreferrer noreferrer" target="_blank">mgs@autox.team.net</a></font></div>
</div>
<div><br>
</div>
<div dir="ltr"><font size="2">
<div><font size="2">Usually the first step would
be to bypass the dimmer rheostat, which may
not be as easy on a padded dash as on the UK
dash. They usually have double spades for
each connection, with two wires in a single
spade on each connection, so it is a
relatively simple test to move one of the
connections across to the spare spade for
the other connection.</font></div>
<div> </div>
<div><font size="2">Have you tested the bulbs
work out of the sockets?</font></div>
<div> </div>
<div>All the gauges should have earth wires on a
72, you can't assume the dash is earthed.
There should be a black wire under the fixing
nuts that hold them in the dash, or could be a
spade on the back of the tach case. That is
fed from a 4-way bullet connector that also
feeds the right-hand indicator tell-tale, does
that work? The left-hand is fed differently.</div>
<div> </div>
</font>
<div><font size="2">Does the tach work as it
should? If so that would appear to have a
good earth and it's bulb should work at
least. Are you looking at them in low light
levels? You won't see gauge illumination if
the ambient conditions are bright.</font></div>
<div> </div>
<div><font size="2">Did you only have one bulb
unscrewed when you tested for 12v in the
socket and all the other bulbs screwed in and
fitted? You need to, especially if your test
light has an LED or you use a voltmeter.</font></div>
<div> </div>
<div><font size="2">Take each socket out of the
gauge and earth it with another wire. Make
sure your earth wire is good, can your test
lamp check earths as well as 12v?</font></div>
<div> </div>
<div><font size="2">PaulH.</font></div>
<div> </div>
<blockquote style="margin:0px 0px 0px 5px;padding-right:0px;padding-left:5px;border-left-color:rgb(0,0,0);border-left-width:2px;border-left-style:solid">
<div style="font:10pt/normal arial;font-size-adjust:none;font-stretch:normal">-----
Original Message ----- </div>
<div style="background:rgb(228,228,228);font:10pt/normal arial;font-size-adjust:none;font-stretch:normal"><b>From:</b> <a href="mailto:mgs@autox.team.net" rel="noreferrer noreferrer noreferrer" target="_blank">daybell7--- via Mgs</a>
</div>
<div style="font:10pt/normal arial;font-size-adjust:none;font-stretch:normal"><b>To:</b>
<a href="mailto:mgs@autox.team.net" rel="noreferrer noreferrer noreferrer" target="_blank">mgs@autox.team.net</a>
</div>
<div style="font:10pt/normal arial;font-size-adjust:none;font-stretch:normal"><b>Sent:</b>
Monday, August 27, 2018 6:08 PM</div>
<div style="font:10pt/normal arial;font-size-adjust:none;font-stretch:normal"><b>Subject:</b>
[Mgs] Dash Light Problem</div>
<div><br>
</div>
<div>The dash lights don’t work on my 1972
MGB. The trouble lite will light when I test
the sockets, but various new bulbs won’t.
Does this mean low voltage? I’ve grounded
the test light on a bolt and assume the dash
is grounded.</div>
<div><br>
</div>
<div>Thanks,</div>
<div>Steve Hughes</div>
<div>Gainesville, FL<br>
</div>
<div>
<div><br>
</div>
<div><br>
</div>
</div>
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