Thanks Jim, good real info there. I hate guessing.
Marty
Jim Miller wrote:
>
> > > If it fits a 4.7 Grand Cherokee, How different can a 4.7 Dak be?
> >
> > I'm not sure all models of the GC have this system.
>
> Only the 2001 4.7 V8 models, not the 4.0 Six's. I have one but I have not examined the fan system except to notice it is hydraulic.
> The fan motor is very flat. The fan seems to run slowly when not needed and speed up if the ac is on or stopped a long time on a hot
> day. Just like a fan clutch is supposed to react. Only even at idle speed this thing car rev up and blow lots of air. More than any
> electric fan and more than a belt drive fan unless that engine was revved to 3k or more. Very efficient design. Your veichle should
> never overheat with one of these fans.
-- "When the doors of perception are cleansed, man will see things as they truly are, infinite." --William Blake
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