[Fot] Differential Setup

[Bob Kramer]

Bob,

Have a look at this post. I think it covers the topic very well. I have
used OEM stuff so far and haven't run across this yet.

https://shoptalkforums.com/viewtopic.php?t=145363

Bob Kramer


On Mon, Jul 22, 2019 at 7:54 AM Robert Lang via Fot <fot at autox.team.net>
wrote:

> Hi,
>
> Thanks for the replies. On my initial setup, the ring gear was too tight
> against the pinion. I just moved the shims around to get things to free up
> and the pattern seems to be okay. So, I think, by extension, you need to
> set bearing preload, then pinion depth via shims on the gear side of the
> carrier and then backlash via the shims on the smooth side. That's what I
> did and that's what worked.
>
> The funny thing is, I did this setup YEARS ago with my 4.33 setup (and an
> Oerlikon gear courtesy of Carsten Conrads) and I ran that setup for over 10
> years in autocross. When I pulled it apart to scavenge the Quaife, the
> gears were perfect, so I musta done something right! But for the life of me
> I could not remember how I got there. Dumb luck is probably the answer.
>
> Now I gotta get this sucker in a car and run it for some break-in miles..
>
> As for pulling the carrier bearings off, I gotta make a better tool setup.
> I broke a two-jaw puller in the process and wound up having to cut off two
> carrier bearings to get the shims installed.
>
> Thanks for the input!
>
> Regards,
> Bob Lang
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