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I knew Bill when I was a kid. He rebuilt a diff for me.
Sent from my T-Mobile 4G LTE Device
-------- Original message --------
From: "R. John Lye via Fot" <fot@autox.team.net>
Date: 9/21/23 10:46 PM (GMT-06:00)
To: jwheeler1947@yahoo.com, fot@autox.team.net, jaboruch@yahoo.com
Subject: Re: [Fot] A-type OD leaks
Wow, Bill Boemmler is a name that I recognize from my time in St. Louis. H=
e was indeed
a skilled machinist and did some really cool tricks just like Jack describe=
d.
Thanks,
John
On Thu, 21 Sep 2023 19:35:35 +0000 (UTC), Jack Wheeler via Fot <fot@autox.t=
eam.net> wrote:
I've read a number of responses to this and all are good ideas. When I was=
racing with an A-Type overdrive, I met a guy from St. Louis named Bill Boe=
mmler, a TR-3 racer from the 50's & 60's. Bill was also a skilled machinis=
t and had a small machine shop behind his house. Everything I know about t=
he A-Type overdrive, I learned from Bill.
The bottom of the adapter plate is fastened by 2 studs, one in each corner.=
It generally leaks between these 2 studs. Bill would drill and tap for t=
wo additional small bolts (about 1/2" long), spaced evenly between the 2 st=
uds. Two holes were drilled in the adapter plate, aligned with two holes w=
hich were drilled and tapped into the overdrive housing for a 1/4" - 20 hex=
bolt. This, of course, has to be done when the overdrive is apart, and th=
e holes are drilled and tapped into the rear of the O/D housing. When asse=
mbling, it is a tight fit to get these two bolts in between the gearbox hou=
sing and the adapter plate, so the bolts need to be short. just long enough=
to get a firm threading into the O/D housing. They should be secured with=
either lock tight or safety wire.
This process is a little hard to explain, so if you want a better descripti=
on either call me or contact me offline. I had Bill perform this modificat=
ion on all of my race and street car overdrives, and after this modificatio=
n, I never had a leak in this area.
Cheers,
Jack
On Thursday, September 21, 2023 at 12:17:01 AM EDT, Joe Boruch via Fot <fot=
@autox.team.net> wrote:
I have a leaky a-type OD in my street TR4 that looks like it's leaking from=
near the adapter plate. I have never taken one apart. Can I just separat=
e the OD from the trans and replace the gaskets or the adapter plate (I've =
heard that Quantum Mechanics sells an uprated plate and am checking with Jo=
hn to see if he has one) and then reassemble without needing to take the OD=
apart further? There is a youtube video that shows an OD being separated =
and it looks like it is do able. Thoughts? JoeB
_______________________________________________
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yahoo.com
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net
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<head>
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</head>
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<div dir=3D"auto">I knew Bill when I was a kid. He rebuilt a diff for me.</=
div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto"><br>
</div>
<div dir=3D"auto"><br>
</div>
<div id=3D"composer_signature" dir=3D"auto">
<div dir=3D"auto" style=3D"font-size:12px; color:#575757">Sent from my T-Mo=
bile 4G LTE Device</div>
</div>
<div dir=3D"auto"><br>
</div>
<div><br>
</div>
<div><br>
</div>
<div>-------- Original message --------</div>
<div>From: "R. John Lye via Fot" <fot@autox.team.net> </div=
>
<div>Date: 9/21/23 10:46 PM (GMT-06:00) </div>
<div>To: jwheeler1947@yahoo.com, fot@autox.team.net, jaboruch@yahoo.com </d=
iv>
<div>Subject: Re: [Fot] A-type OD leaks </div>
<div><br>
</div>
<div>
<div class=3D"userStyles" style=3D"font-family:Arial; font-size:12pt; color=
:#000000">
Wow, Bill Boemmler is a name that I recognize from my time in St. Louis.&nb=
sp; He was indeed<br>
a skilled machinist and did some really cool tricks just like Jack describe=
d.<br>
<br>
Thanks,<br>
John <br>
<br>
<span>On Thu, 21 Sep 2023 19:35:35 +0000 (UTC), Jack Wheeler via Fot <fo=
t@autox.team.net> wrote:</span><br>
<div class=3D"ydp42159c9byahoo-style-wrap" style=3D"font-family:Helvetica N=
eue,Helvetica,Arial,sans-serif; font-size:13px">
<div> </div>
<div dir=3D"ltr">I've read a number of responses to this and all are good i=
deas. When I was racing with an A-Type overdrive, I met a guy from St=
. Louis named Bill Boemmler, a TR-3 racer from the 50's & 60's. B=
ill was also a skilled machinist and had a small
machine shop behind his house. Everything I know about the A-Type ov=
erdrive, I learned from Bill.</div>
<div dir=3D"ltr"> </div>
<div dir=3D"ltr">The bottom of the adapter plate is fastened by 2 studs, on=
e in each corner. It generally leaks between these 2 studs. Bil=
l would drill and tap for two additional small bolts (about 1/2" long)=
, spaced evenly between the 2 studs. Two holes were
drilled in the adapter plate, aligned with two holes which were drilled an=
d tapped into the overdrive housing for a 1/4" - 20 hex bolt. Th=
is, of course, has to be done when the overdrive is apart, and the holes ar=
e drilled and tapped into the rear of the
O/D housing. When assembling, it is a tight fit to get these two bol=
ts in between the gearbox housing and the adapter plate, so the bolts need =
to be short. just long enough to get a firm threading into the O/D housing.=
They should be secured with either
lock tight or safety wire.</div>
<div dir=3D"ltr"> </div>
<div dir=3D"ltr">This process is a little hard to explain, so if you want a=
better description either call me or contact me offline. I had Bill =
perform this modification on all of my race and street car overdrives, and =
after this modification, I never had a
leak in this area.</div>
<div dir=3D"ltr"> </div>
<div dir=3D"ltr">Cheers,</div>
<div dir=3D"ltr"> </div>
<div dir=3D"ltr">Jack</div>
<div> </div>
</div>
<div class=3D"ydpbcfd6533yahoo_quoted" id=3D"ydpbcfd6533yahoo_quoted_573117=
9853">
<div style=3D"font-family:'Helvetica Neue',Helvetica,Arial,sans-serif; font=
-size:13px; color:#26282a">
<div>On Thursday, September 21, 2023 at 12:17:01 AM EDT, Joe Boruch via Fot=
<fot@autox.team.net> wrote:</div>
<div> </div>
<div> </div>
<div>
<div id=3D"ydpbcfd6533yiv9509853357">
<div>
<div class=3D"ydpbcfd6533yiv9509853357yahoo-style-wrap" style=3D"font-famil=
y:Helvetica Neue,Helvetica,Arial,sans-serif; font-size:13px">
<div dir=3D"ltr">I have a leaky a-type OD in my street TR4 that looks like =
it's leaking from near the adapter plate. I have never taken one apar=
t. Can I just separate the OD from the trans and replace the gaskets =
or the adapter plate (I've heard that Quantum
Mechanics sells an uprated plate and am checking with John to see if he ha=
s one) and then reassemble without needing to take the OD apart further?&nb=
sp; There is a youtube video that shows an OD being separated and it looks =
like it is do able. Thoughts? JoeB</div>
</div>
</div>
</div>
_______________________________________________<br>
<a href=3D"mailto:fot@autox.team.net"; rel=3D"nofollow" target=3D"_blank">fo=
t@autox.team.net</a><br>
<br>
<a href=3D"http://www.fot-racing.com"; rel=3D"nofollow" target=3D"_blank">ht=
tp://www.fot-racing.com</a><br>
<br>
=3D"_blank">
Archive: <a href=3D"http://autox.team.net/archive"; rel=3D"nofollow" target=
=3D"_blank">http://autox.team.net/archive</a>
<a href=3D"http://www.team.net/pipermail/fot"; rel=3D"nofollow" target=3D"_b=
lank">http://www.team.net/pipermail/fot</a><br>
heeler1947@yahoo.com" rel=3D"nofollow" target=3D"_blank">
http://autox.team.net/mailman/options/fot/jwheeler1947@yahoo.com</a><br>
<br>
</div>
</div>
</div>
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fot@autox.team.net<br>
<br>
http://www.fot-racing.com<br>
<br>
Archive: http://autox.team.net/archive http://www.team.net/pipermail/fot<br=
>
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