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Re: [TR] TR3 gearbox

To: David P <frogeye@porterscustom.com>, triumphs@autox.team.net
Subject: Re: [TR] TR3 gearbox
From: EDWARD WOODS <fogbro1@comcast.net>
Date: Thu, 26 Oct 2023 11:19:43 -0400 (EDT)
Delivered-to: mharc@autox.team.net
Delivered-to: triumphs@autox.team.net
Importance: Normal
References: <63adfef6aab848938b2834d0cedbc2a6@ranteer.com> <CAFtw3aZLsBsMqhssFABu9ONS78UB9SP=ZFTSjYgwitB+_PTD9A@mail.gmail.com> <b257ac8f-1cba-4f6f-91ec-235adafa288f@porterscustom.com>
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olor: #333333;">
   You might want to talk to Brad Orndorff in Alabama about trading your TR=
3 gearbox for a rebuilt TR6 with overdrive. Might turn out to be the most c=
ost effective and, certainly, the most labor effective.
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tica,arial,sans-serif; color: #333333;">
   &nbsp;
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  <div class=3D"default-style" style=3D"font-size: 12pt; font-family: helve=
tica,arial,sans-serif; color: #333333;">
   Ed Woods
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  <blockquote type=3D"cite">=20
   <div>
    On 10/26/2023 10:32 AM EDT David P &lt;frogeye@porterscustom.com&gt; wr=
ote:
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    &nbsp;
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    &nbsp;
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   <p>well said..</p>=20
   <div class=3D"moz-cite-prefix">
    On 10/26/2023 7:31 AM, Greg Lemon wrote:
   </div>=20
   <blockquote type=3D"cite">=20
    <div dir=3D"auto">
     The TR6 used both the A-type (early) and J type (late) overdrive.&nbsp=
; The TR3 should be A-type.=20
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      &nbsp;
     </div>=20
     <div dir=3D"auto">
      I would not want to use a non-synchro first gear box on a TR6, seems =
like a downgrade.
     </div>=20
     <div dir=3D"auto">
      &nbsp;
     </div>=20
     <div dir=3D"auto">
      If you don't take the car on trips of any length on the freeway you p=
robably don't need overdrive but you might still want it, even if you don't=
 because it is a fun option.
     </div>=20
     <div dir=3D"auto">
      &nbsp;
     </div>=20
     <div dir=3D"auto">
      I think what others are saying is you can install the A-type from the=
 TR3 on the TR6 box (you may need a new main shaft, not sure if TR3 and TR6=
 are the same, but you use a different main shaft with O/D, so I don't know=
 if you could use the TR3 overdrive shaft, the more I think&nbsp;about it p=
robably not, or you would need to get a TR6 main shaft for O/D).&nbsp;&nbsp=
;
     </div>=20
     <div dir=3D"auto">
      &nbsp;
     </div>=20
     <div dir=3D"auto">
      Anyway to put in a new main shaft you need to rebuild the transmissio=
n, take it all apart and put it back together.&nbsp; I have done everything=
 on these cars, engine, suspension, electrics, etc., transmission is the on=
ly one I tried twice and gave up on, read all the books, measured thrice, i=
nstalled once, still had a dodgy gearbox when done (second gear stopped eng=
aging).&nbsp; Some guys say they took one apart and put it back together in=
 an afternoon with no manual over a couple beers with and adjustable spanne=
r and a hammer and rod to drive bearings in and out and it ran great for ye=
ars,so maybe I am an idiot and your mileage may vary, but transmission rebu=
ilds are tricky in my opinion.
     </div>=20
     <div dir=3D"auto">
      &nbsp;
     </div>=20
     <div dir=3D"auto">
      Anyway, the A type can be mated to the TR6 box, but it is a bit of a =
chore, you can do yourself or pay somebody,you will also need to fabricate =
new transmission mounts. (fairly easy, there are even instructions out ther=
e somewhere to do it with angle iron and no welding), and your speed drive =
will now be geared wrong I think.
     </div>=20
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      &nbsp;
     </div>=20
     <div dir=3D"auto">
      This is my long winded way of saying I would sell the 3 box and 0/D a=
nd see if I could get a TR6 box and O/D if it were me.&nbsp; Which seemed l=
ike it was your original inclination.
     </div>=20
     <div dir=3D"auto">
      &nbsp;
     </div>=20
     <div dir=3D"auto">
      Greg Lemon&nbsp;
     </div>=20
     <div dir=3D"auto">
      TR250
     </div>=20
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      &nbsp;
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      &nbsp;
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      &nbsp;
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      &nbsp;
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      &nbsp;
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      &nbsp;
     </div>=20
    </div>=20
    <br>=20
    <div class=3D"gmail_quote">=20
     <div class=3D"gmail_attr" dir=3D"ltr">
      On Wed, Oct 25, 2023, 3:41 PM dave northrup &lt;<a class=3D"moz-txt-l=
ink-freetext" href=3D"mailto:dave@ranteer.com";>dave@ranteer.com</a>&gt; wro=
te:
     </div>=20
     <blockquote>=20
      <div style=3D"word-wrap: break-word;">=20
       <div class=3D"m_1996753701077045539WordSection1">=20
        <p class=3D"MsoNormal">I recently acquired a car with a TR3 overdri=
ve that probably needs to be rebuilt.&nbsp; I was wondering =E2=80=93 is th=
e non synchro first gear really an issue?&nbsp;</p>=20
        <p class=3D"MsoNormal">&nbsp;</p>=20
        <p class=3D"MsoNormal">The car has a TR4 engine anyway and I have a=
 nice TR6 tranny (non overdrive).&nbsp; We do not care about originality; r=
ather we are going for performance with a mild cam, 89 mm pistons, lightene=
d flywheel, etc</p>=20
        <p class=3D"MsoNormal">&nbsp;</p>=20
        <p class=3D"MsoNormal">Am trying to decide if I should sell the TR3=
 tran to fund the upgrade on the TR6 tran</p>=20
        <p class=3D"MsoNormal">&nbsp;</p>=20
        <p class=3D"MsoNormal">both the engine and tran were out of the car=
; its going to need some work anyway</p>=20
       </div>=20
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