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Old Jan 24, 2004 | 04:03 PM
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Default Dyno Pics Greddy TT

What's up guys sorry it took so long we just put the car on the dyno and got some very nice numbers. The car put down 394 WHP and 393 TQ!!!!!!!! This car runs great I am very impressed with the kit. Let me know if you guys have any questions. This is only the start it is running really rich once we can control air fuel the car will be well over 400 WHP!!!!

http://www.msnusers.com/deviousZ/shoebox.msnw?Page=3

Last edited by deviousZ; Jan 24, 2004 at 04:12 PM.
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Old Jan 24, 2004 | 04:17 PM
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That's awesome!! How much boost are you running?
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Old Jan 24, 2004 | 04:22 PM
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yeah, you might want to give a recap of what you are running with this car, for people who haven't been keeping up. This dyno will get alot of looks from people not familiar with what you are doing.
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Old Jan 24, 2004 | 04:23 PM
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That's awesome!! How much boost are you running?
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Old Jan 24, 2004 | 04:26 PM
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Thumbs up Great job

with the Nitrous or w/o ?
just wondering how much it will cost A to Z plus shipping?
Can say Hi to Hassan & Marwan please ,

Thanks,
Fahad
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Old Jan 24, 2004 | 04:43 PM
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It looks like you guys are kinda lean from 5500 and up? I can't tell, it looks like your in the high 12's maybe 13 A/F? Good numbers!
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Old Jan 24, 2004 | 05:07 PM
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No nitrous yet we are running 8psi on this dyno we have it set at the 5psi for every day driving it puts down 350 WHP and 343 TQ. Yes your right the car runs really rich and then goes a little lean in the top end at a higher boost setting we are going to make a new MAP and fix air fuel.


Thanks,
Jesse
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Old Jan 24, 2004 | 05:09 PM
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Default Re: Great job

Originally posted by Black_Z350
with the Nitrous or w/o ?
just wondering how much it will cost A to Z plus shipping?
Can say Hi to Hassan & Marwan please ,

Thanks,
Fahad

I will tell them you said hi. How is your project going??? Is the motor built yet??


Thanks,
Jesse
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Old Jan 24, 2004 | 05:11 PM
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Nice meters...those are the ones that I think they are right?
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Old Jan 24, 2004 | 05:24 PM
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I'd sure like to get more info about those gauges and how you mounted them. They look fabulous.

--Steve
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Old Jan 24, 2004 | 05:26 PM
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CEL ???
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Old Jan 24, 2004 | 08:52 PM
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The reason I ask is because I have thrown a few always emissions related. Wondered what your exhaust mods were. Thanks.
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Old Jan 24, 2004 | 09:41 PM
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first I would like to thank you very much for sharing that graph with us. i find it very interesting how once you raise the boost a little that air/fuel graph looks exactly how i thought it would.

what do you plan on doing to tune the car?

of course you can tell its too rich down low, and too lean up top. i would only give the motor 2-3 days of playing around before popping with an A/F like that and stock ignition timing on pump gas.

if you plan on tuning the E-Manage to correct your A/F, I would like to make a prediction... you will never get a flat fuel curve out of it that is consistent per boost and boost transition.

when you sit around and think a whole lot about putting that MAF in the charge pipes and trying to tune based on it, even if you add the optional MAP sensor... in theory, well, there is no theory behind it... it cant work right. I know how greddy tuned it because I have done it before.

E-Manage is crap for cars with airflow meters... in my experience. I will be very surprised to see it work CONSISTENTLY as you adjust boost and during boost transition. It would take a long time to explain where the problems root, but ultimately you are going to find out what I have been saying since day 1, the E-Manage is only good for a few pounds of boost if your gonna put it in a MAF car with the MAF in the charge pipe.

not to be negative or anything, BTW the output is awesome I am very happy to see that. i wish you luck in your tuning quest, because now you have gotten to the hard part.

congrats!

-charles
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Old Jan 25, 2004 | 08:29 AM
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deviousZ,
Those are some awesome numbers and I'm glad to see everything going well with the project. My Greddy TT intall has been completed, but there is a little issue with the f/a mixture at higher rpm's at a 6.5 psi setting. I believe it climbed to around 14:1 which is bad. My Z pulled 369 rwhp at around 6.5 psi. My installer, Guru, is in the process right now of diagnosing and correcting this issue.

You mentioned that "This is only the start it is running really rich once we can control air fuel the car will be well over 400 WHP." How do you plan on getting control of the a/f for the higher boost settings? Are you having problems with fuel delivery at higher rpm's in the higher boost setting? I plan on having 2 boost settings also, a daily boost setting then a higher one for those other times. Thanks in advance.
Shawn
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Old Jan 25, 2004 | 12:20 PM
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Default So is it worth the $$$ ?

I am thinking about getting the Greddy TT kit. I figure with the tt kit and intercooler, professionally installed, it is near $10 grand.

For those who have the kit, is the price justified by the performance? Does anybody have 1/4 mile times? How does it feel on the butt dyno?
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Old Jan 25, 2004 | 10:22 PM
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THe kits looks great. deviousZ: did the profec e-01 fit perfectly where the dvd screen goes? Im thinking of getting one of these. Also can u tell me what other functions the profec has? What displays it shows. THanks and congrats.
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Old Jan 26, 2004 | 05:49 PM
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Those numbers were on the STD correction factor, what did it do with the SAE correction?
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Old Jan 26, 2004 | 10:33 PM
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Originally posted by phunk
first I would like to thank you very much for sharing that graph with us. i find it very interesting how once you raise the boost a little that air/fuel graph looks exactly how i thought it would.

what do you plan on doing to tune the car?

of course you can tell its too rich down low, and too lean up top. i would only give the motor 2-3 days of playing around before popping with an A/F like that and stock ignition timing on pump gas.

if you plan on tuning the E-Manage to correct your A/F, I would like to make a prediction... you will never get a flat fuel curve out of it that is consistent per boost and boost transition.

when you sit around and think a whole lot about putting that MAF in the charge pipes and trying to tune based on it, even if you add the optional MAP sensor... in theory, well, there is no theory behind it... it cant work right. I know how greddy tuned it because I have done it before.

E-Manage is crap for cars with airflow meters... in my experience. I will be very surprised to see it work CONSISTENTLY as you adjust boost and during boost transition. It would take a long time to explain where the problems root, but ultimately you are going to find out what I have been saying since day 1, the E-Manage is only good for a few pounds of boost if your gonna put it in a MAF car with the MAF in the charge pipe.

not to be negative or anything, BTW the output is awesome I am very happy to see that. i wish you luck in your tuning quest, because now you have gotten to the hard part.

congrats!

-charles
Most worthwhile post in this thread so far.
Because of the tuning problems with the MAF and the stock ECU (it doesn't know what "boost" is), I'm going to have to stay away from any type of FI short of using a standalone system to keep air/fuel and timing in check until one of the big guys finally decides to come out with a system (like the e-manage) that will actually WORK on these cars.

Western burbs guys think alike huh??
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Old Jan 27, 2004 | 08:37 AM
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Originally posted by phunk
first I would like to thank you very much for sharing that graph with us. i find it very interesting how once you raise the boost a little that air/fuel graph looks exactly how i thought it would.

what do you plan on doing to tune the car?

of course you can tell its too rich down low, and too lean up top. i would only give the motor 2-3 days of playing around before popping with an A/F like that and stock ignition timing on pump gas.

if you plan on tuning the E-Manage to correct your A/F, I would like to make a prediction... you will never get a flat fuel curve out of it that is consistent per boost and boost transition.

when you sit around and think a whole lot about putting that MAF in the charge pipes and trying to tune based on it, even if you add the optional MAP sensor... in theory, well, there is no theory behind it... it cant work right. I know how greddy tuned it because I have done it before.

E-Manage is crap for cars with airflow meters... in my experience. I will be very surprised to see it work CONSISTENTLY as you adjust boost and during boost transition. It would take a long time to explain where the problems root, but ultimately you are going to find out what I have been saying since day 1, the E-Manage is only good for a few pounds of boost if your gonna put it in a MAF car with the MAF in the charge pipe.

not to be negative or anything, BTW the output is awesome I am very happy to see that. i wish you luck in your tuning quest, because now you have gotten to the hard part.

congrats!

-charles
Good post. Any MAF intercept device is dangerous on a boosted car. To add to your post, they're difficult to pin down timing because you're tricking the MAF to see a low load condition (It thinks there's less air entering) and it throws timing in accordingly.

Be careful and be conservative. Otherwise, you'll be looking at the ugly end of a bent rod or a nice hole in your block.
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Old Jan 27, 2004 | 12:03 PM
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Mr Bonus, your definatly right. I have done pages and pages of "lectures" on piggy back systems and standalones and their drawbacks in modern cars like the 350z, so I figured I would keep this one short and not bring up that... but yes, good call... your timing is WACK when you play with your airflow readings.

full throttle tuning... easy, making the car run as good as it should ALL the time, low RPM, part throttle, idle, boost transition.. etc... with piggy backs and oversize injectors? not gonna happen in a MAF car... you CAN get away with it in a honda tho, or any other speed density based car such as a Viper. Adding a boost and ignition curve to a NA car only using a MAP sensor is easy as hell.

Right now, even with the turbos installed on my 350z, I am waiting it out. Shortly I will have a FCON-V Pro here, and I can do everything I want to do with the car then. Hopefully I can continue to hold out until it gets here... I am not really even interested to see how the car runs in person with the E-Manage... cause I know exactly how it will be by looking at the fuel curve I can compare it to other NA-Turbo conversions I have done and been around with similiar engine management "solutions"

-charles
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