Date: Mon, 18 Sep 2006 08:35:05 -0400
From: Fred W <Malt_Houndnospamm-me-not*>
Subject: Re: oil sludge?

darthpup wrote: > > Straight 30W will be 30W at 160F which is the normal operating > temperature of most auto engines. 10W-30 will be 30W at 160F and 10W at > 35F. Is this really all that complicated. > Well, it's more complicated than what you are saying because you are overlooking the *fact* that viscosity decreases *dramatically* with increase in temperature. Oh, and viscosity is not measured in "weight", as in 30 weight or 10 weight. As I told you before, viscosity is measured in cSt (centistokes). -- -Fred W

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