i do not know wich markings are wich but if BMC was doing what most other
manufacturers were doing there are not just markings for the shims for
carrier side bearings but also pinion depth shim markings too.
chuck.
----- Original Message -----
From "Paul A. Asgeirsson" <Pasgeirsson at worldnet.att.net>
To: <John.Deikis@med.va.gov>
Cc: <spridgets@autox.team.net>; <mgtd2@aol.com>
Sent: Friday, February 21, 2003 10:04 PM
Subject: Re: Differential, mysterious writings
> Hi John,
>
> The matching numbers on the ring gear and pinion are the set number. This
is
> what has been selected to run as a pair, because they are really close in
> tolerances to each other.
>
> The .005 is the "Head" number, or the variation against the standard
dimension,
> usually in inches. This is used in determining the correct washers or
shims to
> use in the setup.
>
> On the case, there are standard measurement in it for points A, B, C and
D.
> These are variations used in calculating the shim thickness'.
>
> Have no idea what the separate 6, 2 and R mean. Possibly a coded date for
when
> it will start to howl in normal use!!! They did choose aluminum for some
unknown
> reason in mankind for the carrier!! Sheese!
>
> Later, Paul A
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