TwinTurbo.NET: Nissan 300ZX forum - Isn't boost leak make the car run rich? No?
Subject
Isn't boost leak make the car run rich? No?
Posted by
timz
on December 10, 2001 at 6:39 PM
This message has been viewed
11
times.
In Reply To
Boost leak is what is making it run so lean
posted by StEaMyZ(ZtoyZ.NET©)
on December 10, 2001 at 05:59 PM
Message
I mean X amount of air measured by MAS and less than X amount of air is in the combustion chamber. ECU has already told injector to squirt so much of fuel. Less air and more fuel should be rich right?
Follow Ups
Dyno Run results for my Z. Dont laugh. =)
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I am ChrisZ
17:22:36 12/10/01
ha ha (n/m)
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snoguitar(NA Zz R SLO)
17:25:54 12/10/01
No boost leak? Torque is awefully low. (n/m)
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timz
17:27:23 12/10/01
I have a leak, i forgot to mention >>
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I am ChrisZ
17:32:25 12/10/01
Pure Evil gained 100rwhp just by fixing the leak!
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timz
17:35:00 12/10/01
I gained 60rwhp when I found my leak. (n/m)
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TTony
17:46:22 12/10/01
How and where was the leak? That's what im missing.. (n/m)
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I am ChrisZ
22:16:17 12/10/01
Make sure you zip tie ALL of your lines (n/m)
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StEaMyZ(ZtoyZ.NET©)
18:33:08 12/10/01
Ok thanks. I havn't. I will do that. (n/m)
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I am ChrisZ
19:30:12 12/10/01
Re: Dyno Run results for my Z. Dont laugh. =)
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serv40
17:28:18 12/10/01
390 rwhp for a stage 8+ TT?! That's the wrong part. (n/m)
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timz
17:36:54 12/10/01
alot
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StEaMyZ(ZtoyZ.NET©)
18:01:12 12/10/01
Thats what I thought. I gotta find my leaks =(
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I am ChrisZ
19:29:36 12/10/01
Damn.....19 psi on pump....careful there...
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Seb
17:31:07 12/10/01
They're Sam's old turbos
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F8IZHIS
17:44:07 12/10/01
19psi on pump gas is ok with 555's and IC's (n/m)
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wesman [92TT-less ]
17:48:45 12/10/01
Are you kidding....not on my car
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StEaMyZ(ZtoyZ.NET©)
18:00:03 12/10/01
Well...we have 93 octane here in Tx >>>
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wesman [92TT-less ]
19:03:59 12/10/01
Yea i think 93 would be all I would need for
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StEaMyZ(ZtoyZ.NET©)
20:01:23 12/10/01
once you get everything straightened out it will be high :) (n/m)
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NissanRacing98 (OH)
17:35:13 12/10/01
all that, and a MANUAL boost controller?
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SactoTodd
17:35:28 12/10/01
I had the Manual BC at stage 3. Cant wait to get Blitz DSBC?
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I am ChrisZ
19:31:56 12/10/01
no cluster? no PS? Sounds like a PS leak on the alternator (n/m)
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TTony
17:44:26 12/10/01
Not too bad Chris
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F8IZHIS
17:46:12 12/10/01
Boost leak is what is making it run so lean
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StEaMyZ(ZtoyZ.NET©)
17:59:02 12/10/01
Yup.. (n/m)
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Spongerider
18:03:09 12/10/01
Isn't boost leak make the car run rich? No? -
timz
18:39:06 12/10/01
Then the O2's make a compensation for the rich
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StEaMyZ(ZtoyZ.NET©)
19:07:38 12/10/01
I thought O2 doesn't do anything at WOT? (close loop) (n/m)
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timz
19:13:52 12/10/01
hummm...oops your right...I was taking a stab at this
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StEaMyZ(ZtoyZ.NET©)
20:12:28 12/10/01
boost leaks = lean during low rpm, rich during high rpm
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Bernie
21:34:12 12/10/01
How about come to my house and fix my boost leaks ehh? lol (n/m)
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I am ChrisZ
22:11:47 12/10/01
good numbers, I like the sig better than the chart though (n/m)
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J300ZTT (ATL)
18:00:17 12/10/01
If it is a boost leak then that is why your
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Spongerider
18:01:41 12/10/01
Perhaps Faulty Injector(s)....
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Eggman
18:23:12 12/10/01
This is a boost leak...in his post
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StEaMyZ(ZtoyZ.NET©)
18:32:33 12/10/01
well, we can't blame driver skill lol
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got rice?
18:57:24 12/10/01
Timing retarded if its detonating?
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StEaMyZ(ZtoyZ.NET©)
19:06:41 12/10/01
Re: Timing retarded if its detonating?
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got rice?
12:42:01 12/11/01
I want a sig with those girls =) can u rig one? =)
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I am ChrisZ
19:37:20 12/10/01
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