There is an outfit Called Octarine that sells kits to convert a standard Tranny
to
an OD tranny
http://www.octarine-services.fsnet.co.uk/octarine.htm#kits
> > Enrique Claure wrote:
> > >
> > > Hi list, is it possible to add an overdrive unit to a standard 4speed or
> > > are the gearbox and overdrive setup a single unit?
> >
> > It's theoretically possible to add overdrive to a standard
> > 4 speed, but you have to change some internal parts in the
> > tranny. (the mainshaft being the main one, it has to be a few
> > inches longer)
> >
> > The problem is that the parts you need to put in are
> > non-wearing parts, so not generally made as spares in
> > any real volume, so you can't just call up a parts dealer
> > and get one.
> >
> > The usual and generally only way to get these parts
> > is to take apart an overdrive tranny.
> >
> > So generally, it's almost always easier to just put
> > in the gearbox and overdrive from an OD car. Unless you
> > have a freshly rebuilt box, and you source a worn
> > out box, and you want to swap a lot of parts. ;>
> >
> > --
> > Trevor Boicey, P. Eng.
> > Ottawa, Canada, tboicey@brit.ca
> > ICQ #17432933 http://www.brit.ca/~tboicey/
> > Now if you'll excuse me, I'm gonna get my drink on.
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