Re: [Amc-list] T14 overdrive

[Matt Haas <mhaas@xxxxxxx>]

Tom Jennings wrote:
> On Sat, 2007-06-16 at 15:57 +0000, farna@xxxxxxx wrote:
>> All B-W "R-10" OD units made (since the mid 40s at least) are
>> internally the same. Wiring varies with user. What makes it different
>> from trans to trans is the roughly 1" thick adapter plate between the
>> OD unit and rear of the trans. The solenoid mounts on the adapter. As
>> far as I've been able to determine the splines on the input gear
>> (female) on the OD unit is the same, the trans had a special short
>> output shaft cut to mate with those splines. All the outputs are the
>> same splines as well - at least as far as I've been able to determine
>> from research. I know they are the same on AMC six cylinder
>> transmissions, and that main internal parts from V-8 models will fit
>> (there is no V-8 model according to my research -- all are the same).
>> I've not had the opportunuity to mess with units used by other
>> manufacturers, but the BW sources I've found say there was just one
>> unit adapted to any size engine/transmission. I doubt a T-96 adapter
>> will fit a T-14, but it might. Then there would 
>>  the pr
>> oblem of the trans output shaft though. 
> 
> It all sounds so reasonable... (famous last words)
> 
> I figured I'd need to get the OD output shaft; though it's likely not a
> common part in stocks, since it can be ID'd by part number places like
> Galvin can check easily. With that part the rest is thinkable.
> 
> I have a vertical mill, I can make the adapter, even if it's slightly
> silly on my small mill. Only gotta make one! Mostly has to be parallel I
> think.
> 
> Since I have here a non-OD T14 in good shape, and a spare T96+OD in
> operable shape, I can consider flaying them both on the bench and
> eyeballing it.
> 
> Then I'd have to live with whatever the T96 rear-most spline. No big
> deal, I have the yoke.

Tom,

The T-14 output splines changed in the 70's to I think the same size as 
the Chrysler trannies. If the T-14 is from the first couple years, you 
shouldn't have any problems. When I switched from a T-96 to a T-14, the 
drive shaft yoke fit without problems.

Matt

-- 
mhaas@xxxxxxx
Cincinnati, OH
http://www.mattsoldcars.com
1967 Rambler American wagon
1968 Rambler American sedan
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