[s-cars] Reducing 'Negative Boost' Anyone?

[Joe Pizzimenti]

Or, you could get fancy and go for the ITG carbon fiber happerbox (AB65)

http://www.itgairfilters.co.uk/airboxes.asp?section=maxogenairboxes

Only problem is where to mount it in an S car.

Joe, plenty of places for both functional and nonfunctional carbon
fiber in my econoricebox, Pizzo


On Tue, 9 Nov 2004 11:21:01 -0500, Philip Mische <pmische at comcast.net> wrote:
> I think of it more like pressure buildups against surfaces, rather than
> sticking your head out the window and opening your mouth like a hood scoop.
> There are higher pressure regions on the car and there are lower pressure
> regions; without taking measurements I can't tell you for sure where the
> good spots are.  Sure, I can point and wave my finger in the air, but until
> you measure it it's just a guess.
> 
> Practically speaking it's more appropriate to pick a location where you can
> put a right-sized inlet (for me I'd like it to be away from the puddles and
> grit), then make sure it's not in some horribly dead spot.  The ol' homemade
> manometer would work in lieu of some fancy-schmancy Magnehelic.
> 
> 
> 
> 
> ----- Original Message -----
> From: "mlp" <mlped at qwest.net>
> To: <tony.curran at sympatico.ca>; "'Philip Mische'" <pmische at comcast.net>;
> <s-car-list at audifans.com>; "'Robert Myers'" <robert at s-cars.org>
> Sent: Tuesday, November 09, 2004 10:29 AM
> Subject: RE: Re: [s-cars] Reducing 'Negative Boost' Anyone?
> 
> >From people who want to sell you on the idea:
> 
> http://www.vararam.com/reality_of_ram_air01.html
> 
> (and no Bob, you don't have to pay for this article.)  But I think one of
> the caveats is that "ram air" really works best at speeds in excess of 100
> mph.  Last, bigger hoes with sharp edges don't work as well as smaller holes
> with rolled edges   ~
> 
> Oh my, did I just say "'hoes"?
> 
> HTH
> mike
> 
> >-----Original Message-----
> >From: s-car-list- On Behalf Of tony.curran at sympatico.ca
> 
> >Does the air take have to be "ram air" as in using a snorkel
> >facing forward? Or could the airbox just ahve a bigger hole in
> >it, a la cone filters - that is drawing air in from within
> >engine compartment - assuming isolation to heated air from
> >rest of engine compartment can be achieved. Or how about a
> >hose, of large diameter, facing towards back of car extracting
> >air form somewhere near the axles?
> >
> >Basically, as it is the engine that is sucking, can the air
> >come from anywhere, as long as it is not heated by engine/turbo etc.
> >
> >Tony
> >96 S6
> >>
> 
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