because the hot air can escape out the cowl hood, making room for more
cold air tom come in. otherwise it has to swirl around the engine
compartment and eventually leak out the bottom. plus, when you stop,
there will still be a path for hot air to escape.
-=Mike (in theory) kuriger
Seth Hollander wrote:
> I see.....But how would air ruching through a hot
> radiator lower temperatures?
> --- Michael Kuriger <michael@isuzu-mods.com> wrote:
> > True if the opening in the hood is sealed to the
> > intake. I was talking
> > about having the hood installed on a vehicle with
> > the stock intake
> > setup, or a K&N or something like that. I don't
> > have any evidence, but
> > it makes sense to me that the air pressure inside
> > the engine compartment
> > will be higher than the eare just in front of the
> > windshield, so air
> > should be able to flow through the radiator, and out
> > the cown hood -
> > which will keep the under hood temps much cooler.
> >
> > -=Mike Kuriger
> > 1991 Isuzu Impulse RS 1.8
> > 2000 Dodge Durango SLT 4x4 4.7
> >
> > Seth Hollander wrote:
> >
> > > The air, I believe, does not push into the back of
> > a
> > > cowl hood, but it is sucked in by the vaccum
> > pressure
> > > created by the intake. Even with a hood with
> > nostrils,
> > > it is not the air being pushed in to the intake,
> > more
> > > the intake sucking in the air. These hoods provide
> > the
> > > most efficient way for the engine to access cold
> > air.
> > > A front-facing opening may push air in more, but I
> > > believe the effects would not be very noteable.
> > Maybe
> > > I'm wrong, just my 2 cents....Seth
> > >
> >
>
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-- -=Mike Kuriger 1991 Isuzu Impulse RS 1.8 2000 Dodge Durango SLT 4x4 4.7
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