[Biturbos4] Speaking of MAF's

[Quincy Chiang]

Which one do you mean?  My '01.5 (Hitachi MAF, no F-hose, new badge inside and out) has aluminum uprights in the front suspension.

Quincy

----- Original Message -----
From: northrup <northrup at crazybug.com>
Date: Monday, May 23, 2005 7:13 pm
Subject: Re: [Biturbos4] Speaking of MAF's

> if it is a pre 01 car, or an 00 car, then perhaps it has the 
> suspension 
> with aluminum uprights?   have a look...
> 
> wilson 00s4
> 
> -- 
> 
> 
> On Mon, 23 May 2005, Quincy Chiang wrote:
> 
> > Hi Mike,
> > 
> > Congrats on your new car!  Your car is not chipped, stock boost 
> is around 0.7 - 0.8 bar.  Bosch and Hitachi systems are not 
> interchangeable, your '01 should be have the later Hitachi system 
> that is supposedly more reliable.
> > 
> > But you mention you have a F-hose in your car?  AFAIK that's 
> only in pre-'01 cars, as the later ones got rid of it.  This means 
> yours might be built during the transition period and have the pre-
> updated hardware along with the Bosch MAF.
> > 
> > Quincy
> > 
> > ----- Original Message -----
> > From: mike mcclurg <rrrrraudi at yahoo.com>
> > Date: Monday, May 23, 2005 11:55 am
> > Subject: Re: [Biturbos4] Speaking of MAF's
> > 
> > > So the MAF was not a 2001.5 thing?
> > > 
> > > I guess I knew about the 1.7 bar meaning 1.7 times
> > > atmospheric. I should have asked whether 0.7 is normal
> > > for an unchipped car? I was on a flat road in Kansas.
> > > Atmospheric was 960mm.
> > > 
> > > Thanks,
> > > Mike
> > > 
> > > --- dap128 <dap128 at hotmail.com> wrote:
> > > > Only the 2000 S4s had Bosch MAFs (at least in the
> > > > US).  2001 and later all 
> > > > had Hitachi MAFs.
> > > > 
> > > > The stock pressure sensor reads in abolute bar so it
> > > > reads the ~1 bar 
> > > > atmospheric pressure plus your boost pressure.  That
> > > > means your car is 
> > > > running 0.7 bar of boost (assuming you are at sea
> > > > level where atmospheric 
> > > > pressure is approx. 1 bar).
> > > > 
> > > > -Dave Pramanik
> > > 
> > > 
> > > 
> > >        	
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