02J tranny part pictures was: Re: 350hp with 8vTransmission?02A/02J longevity?

[jdbubb at ix.netcom.com (Dan Bubb)]

For those that are curious some interesting 020/02J tranny part comparison pictures. (at least I
think they're interesting!)
In all cases the bigger parts are the 02J.
http://www.funksoulkitty.org/02jtrannybuild/tranny/parts.html

Dan

> >
> >
> > > Also, if anybody cares, the 02J (and presumably the 02A) is way stronger. The
> > > gear center to center
> > > distance is bigger which reduces tooth loading, the gears are all wider, the
> > > gear splines are huge
> > > compared to the 020, the engagement sleeves are much stronger and best of
> > > all, first and second
> > > gears have really cool triple cone synchros ;^)
> > > Dan
> > >
> >
> > I was told by German Transaxle in OR, that the 2nd gear synchros on the 02A
> > and 02J are especially weak...
>
> Well, the engagement teeth on 2nd gear were a little beat up on this tranny. I assumed it was
abuse
> since the clutch was also toast.
>
> >They mentioned that this is the same design
> > that Porsches had (I am assuming past tense), and that they are more expensive
> > to replace if, and when they wear...
>
> I'm pretty sure they would cost more simply because there are three pieces and they have more
> extensive machining. Interestingly, despite the obvious wear on the engagement teeth, the synchos
> still measured just about like new parts.
>
> > I am curious what your take on this
> > design is, as I plan to have an 020 in each of my A1s.  Eventually I hope to
> > have about 225-250 hp on one of those, and if you have a different take on it,
> > I might do well to ask you...  ;-)
>
> My personal car is going to get an 020 and I hope to be in the same power range as you, so we'll
see
> how the 020 can handle that.
> The 02J is going to be mated to an AWP, the engine it originally came with, but it will be
> interesting to drive it and see what I think about the synchros. There's no question the rest of
the
> tranny looks a hell of a lot beefier. I hope it's not just appearance.
> Dan
>
>
>
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