Re: Differential capacities Friction modifier?

From: Steve Mills (srm804@hotmail.com)
Date: Thu Aug 28 2003 - 11:23:10 EDT


I don't see the age of the oil being a problem. A synthetic won't get acidic
like a conventional oil. Is a friction modifier required in the 8.25,3.5:1
standard rearend? The FSM says only for the sure-grip rearend.

>From: "Wayne Allewelt" <wallewelt@mai-aec.com>
>Reply-To: dakota-truck@dakota-truck.net
>To: <dakota-truck@dakota-truck.net>
>Subject: DML: Differential capacities
>Date: Wed, 27 Aug 2003 16:43:13 -0400
>
>
>I'm planning on changing my diff fluids this weekend. I know what RTV to
>use
>thanks to Bernd. I'm planning on using 75-90W synthetic from Havoline that
>I've had for sometime. I also am planning on gettingthe modifier from
>Dodge,
>again thanks to Bernd for the recommendation in previous posts.
>My questions are, I know bout time;
>1) What is the capacity of the front and rear diffs on a 01 QC 4X4. I know
>that they are the 8-3/4 or equiv. metric.
>2) will synthetic fluid go bad over several years of sitting around, never
>been opened?
>
>Thanks in advance,
>Wayne
>01 QC Sport 4x4 V8
>
>

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