TwinTurbo.NET: Nissan 300ZX forum - lately i feel i know very little. Things will turn around i
Subject
lately i feel i know very little. Things will turn around i
Posted by
ztunerz
on July 04, 2012 at 8:43 PM
This message has been viewed
185
times.
In Reply To
what do you know ..like you work on Z's or something
posted by The Devils Z
on July 04, 2012 at 06:38 PM
Message
am sure. Hi Dee :)
Harry
Formerly yellowzxtt
Follow Ups
GT35 Compressor Map Plot against dyno Chart
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Greg D. (Specialty-Z)
21:18:37 07/03/12
Why not go with larger exhaust housings? Should help shift
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zxtuner161
21:41:01 07/03/12
That is way to move the surge line, but your giving the
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Greg D. (Specialty-Z)
21:58:55 07/03/12
And surging isn't? Lol. Can't have your cake and eat it too.
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zxtuner161
22:01:59 07/03/12
Of course I want to find a way to have my cake and eat it! (n/m)
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Greg D. (Specialty-Z)
22:17:27 07/03/12
Tial only offers the .63 and .82 A/R housings...
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Machtavian
00:45:40 07/04/12
Steve has the larger exhaust housings on the shelf...
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Machtavian
00:33:41 07/04/12
Thanks for the explanation! So are these snails just too big
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marklar182
21:43:19 07/03/12
No, the turbines are mismatched for the motor. (n/m)
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zxtuner161
21:53:07 07/03/12
Things that will help without increasing exhaust housings...
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Greg D. (Specialty-Z)
01:24:25 07/04/12
Larger tubing on the exhaust manifolds & a better merge
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induetime
11:28:20 07/04/12
Thank you very much for sharing that. (n/m)
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Boosted1
21:47:36 07/03/12
Great explanation. So in essence, you don't think the
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MixManMash
21:50:28 07/03/12
The issue with compressor surge is caused by back pressure
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zxtuner161
21:59:37 07/03/12
At the cost of slow response with a turbo that size on this
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Greg D. (Specialty-Z)
22:20:01 07/03/12
So this is mostly an issue being associated with the Auto?
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91300zxttkid
07:13:03 07/04/12
A manual trans will actuate the BOV/Recirc if you lift to
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marklar182
11:20:28 07/04/12
I like the spool and personally would want to keep it....
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Greg D. (Specialty-Z)
22:14:21 07/03/12
That would be awesome to see. (n/m)
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zxtuner161
22:27:13 07/03/12
So basically having some form of active control where you
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MixManMash
22:54:53 07/03/12
Already running MAP (n/m)
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Greg D. (Specialty-Z)
23:06:14 07/03/12
Stand alone? (n/m)
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Piranha
02:46:55 07/04/12
+1, MAP owns MAF, the sooner the community catches up,
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samsung-Z [Houston]
13:45:06 07/04/12
When do you plan on providing data to support your claims?
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aliaZ
07:19:35 07/05/12
whoa - Greg recommending BOVs ? Now I have heard it all ..
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The Devils Z
07:27:44 07/04/12
nothing wrong with BOV's IF they are bigger valves than
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ztunerz
16:59:09 07/04/12
I'm thinking about getting these:
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MixManMash
18:04:11 07/04/12
BTW, did you get the runfiles I sent you?
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MixManMash
18:04:50 07/04/12
yeah got it, need to get everything on the same computer... (n/m)
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ztunerz
20:45:05 07/04/12
Cool. (n/m)
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MixManMash
23:38:53 07/04/12
Link inside >>>
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ztunerz
22:10:10 07/05/12
Thanks for posting. This is food for thought for me. (n/m)
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Inzane
00:31:33 07/07/12
what do you know ..like you work on Z's or something
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The Devils Z
18:38:21 07/04/12
lately i feel i know very little. Things will turn around i -
ztunerz
20:43:08 07/04/12
Makes sense. (n/m)
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Boosted1
07:42:29 07/04/12
Great info Greg. (n/m)
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sfarrah
23:31:20 07/03/12
Just put a little red nose on it and....
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RAGTPZ
23:47:51 07/03/12
That was a fun read, thanks! (n/m)
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SeedyROM
03:09:34 07/04/12
Greg - what are your thoughts on the lag / response
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The Devils Z
07:58:05 07/04/12
looking at my boost plot chart ..the difference is that
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The Devils Z
08:08:14 07/04/12
Don't forget that this Z has a JUN stroker kit. The
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MixManMash
08:49:27 07/04/12
thanks .. I forgot the details .. (n/m)
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The Devils Z
10:57:31 07/04/12
i really wonder if it has to do with the 4mm stroke or the
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ztunerz
20:46:27 07/04/12
I vote for neither
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aliaZ
22:03:08 07/04/12
You think head work / cams would make the biggest difference
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MixManMash
23:42:10 07/04/12
yes
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aliaZ
07:13:33 07/05/12
Is the Crower crank using stock stroke? (n/m)
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MixManMash
07:36:40 07/05/12
yes
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aliaZ
07:45:14 07/05/12
good info! raising rev limit to drop into non surge zone? (n/m)
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JaffaUK
15:36:25 07/04/12
I realized that the correction factors were not the same
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The Devils Z
16:40:23 07/04/12
That dyno pull was at 4500 feet above sea level in Reno, NV
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Machtavian
14:22:05 07/05/12
Re: GT35 Compressor Map Plot against dyno Chart
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VERTTZ
08:38:32 07/04/12
Yes...
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Machtavian
09:45:24 07/04/12
Electronically controlled BOV?
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Zbullet
08:45:11 07/04/12
Great info Greg! Are there negative consequences to just
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ConVerTT
13:35:34 07/04/12
In other words, is it terminal or just innefficient? (n/m)
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ConVerTT
13:43:59 07/04/12
Damaging! High pressure surges are like a heart attack.
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OverZealous (CT)
13:56:02 07/04/12
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