Re: [Amc-list] transmission lube
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Re: [Amc-list] transmission lube
- From: Glen Hoag <hoag@xxxxxx>
- Date: Mon, 03 Mar 2008 16:18:24 -0600
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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