[200q20v] Fw: only getting 1.7 bar of boost

Phil Rose pjrose at frontiernet.net
Sun Nov 5 23:50:43 EST 2000

At 3:42 PM -0500 11/5/00, Rich Andrews wrote:
>Everything sounds perfect to me.  There is many a discussion about bar
>vs psi

Not much to to discuss; it's a matter of definition, not opinion.
1 bar = 0.987 atm = 14.5089 psi
So at sea level, 1.8 bar absolute = 11.6 psi (gauge)

>but your 1.7 to 1.8 sounds perfect.

I agree.

> The real killer is the gearing of the car. 1st gear is
>good to about 30mph and then 2nd
>is good to about 60mph.  That is how Audi got such low 0-60 times.

????Hmmm. Seems to me you could get very high 0-60 times with exactly the
same gearing. :-)


>> ----- Original Message -----
>> From: Tim Sidders
>> To: quattro listSent: Sunday, November 05, 2000 10:13 AMSubject: only
>> getting 1.7 bar of boost
>>  Hi all,I'm in the process of working out all of the little gremlins
>> of my new(to me) 91 200 20v. I'm attacking the boost situation first.
>> I went to Scott Mockry's site and have done the ABC's, I found that my
>> WG frequency valve was bad... I've replaced all vacuum hoses and
>> before installing the WG frequency valve I was only getting 1.4 bar in
>> 3rd gear WOT. I now am getting 1.6-1.7 regularly I will occasionally
>> get 1.8 in 5th gear at WOT. Is this normal???? Or should I still be
>> looking for something else. I know that altitude and fuel quality have
>> some say so in how much boost is created. I live in Milwaukee, Wi and
>> ONLY run 93 octane in the car.    I almost forgot...I installed a
>> manual boost gauge and when the digital gauge reads 1.7 the manual
>> gauge only reads 12psi. I haven't done the conversion, but does that
>> sound right as well???  I want to get all the bugs worked out before I
>> send my ECU in to get modified. Thanks for any help
>> !!!!!!
>> Tim
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>200q20v at audifans.com

*  Phil & Judy Rose           Rochester, NY  *
*        mailto:pjrose at frontiernet.net       *


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