Re: [Amc-list] transmission lube
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Re: [Amc-list] transmission lube



The warning against "extreme pressure" oils refers to lubes designed 
for rear axle applications.  Many of these contain sulfur compounds 
that are corrosive to some of the synchro components.

--Glen

At 03:43 PM 3/3/2008, you wrote:
>I forgot to ask -- what's the best lube to put in this
>gearbox? The TSM says "no extreme-pressure oils". I'm not sure
>what that really means, and it's nearly impossible to google
>search it because it's both a technical phrase and marketing
>phrase. And who doesn't want "extreme"?
>
>I assume the TSM is referring to particular metal-based
>additives, not some STP-like scam.
>
>It'll have old metal, but new seals (the main reason this box
>is apart).
>
>It probably doesn't matter I suppose, as heat isn't an issue,
>nor is extreme gear-tooth pressures (let's be serious) and the
>biggest forces are clutch shaft side-load and first/reverse
>shifting where no oil will solve the problem. But since we're
>talking about $20 vs. $10 for something that will be in there
>for a decade, I'll spring for the extra!
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