i'm going to go out on a limb here, as i am certainly not "Mr. Triumph"
i believe all TR cars the tranny, OD or otherwise, is a straight swap.
the tr6 has a different shifter, but they are interchangeable.
no different lengths
----- Original Message -----
From: "Geo Hahn" <email@example.com>
To: "TR List" <firstname.lastname@example.org>
Sent: Friday, May 08, 2009 9:22 AM
Subject: Re: [TR] TR3B rear motor mount
>I was (blissfully) unaware there was a difference in length other than
> possibly a small difference in the thickness of the bell-housing flange.
> I'll be interested in knowing as the spare gearbox on have on the shelf
> my TR3A is from a TR4.
> On Fri, May 8, 2009 at 5:35 AM, Ed Woods <email@example.com> wrote:
>> What method did the factory use to accomodate the longer transmission in
>> the TR3B? Was the bracket moved on the frame? Was the bracket slotted?
>> the motor mount slotted? Other?
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