Yes, you are correct on this. Though I have indeed had water in my
pump's bearing. Of course, that wasn't intended.
Roland
>
> Roland wrote :
>
> > Anti corrosion isn't the only reason for not using straight water, even
> > in our CA no freeze zone. These additives or Glycol based coolants also
> > provide lubrication for the water pump bearing.
>
> While I won't swear there's never been a car made this way, I've certainly
> never seen or heard of one that normally has coolant in the water pump
> bearing ... normally "water pump lubricant" refers to seal lubrication ...
>
> > BTW, Red Line's liquid
> > Water Wetter additive does not provide this lubrication.
>
> Red Line seems to claim it does ... do you have evidence to the contrary ?
> http://www.redlineoil.com/redlineoil/wwti.htm
>
> Randall
>
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