technical ecotec project questions - Boost Forum

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technical ecotec project questions
Saturday, March 05, 2005 3:44 PM
I have an 03 ecotec motor with built internals and built head.(8.9:1) I have the hahn stage 2 kit ready to bolt on.(inline pump,accell 32lb. super16g, and begi fmu) But until I push the boost past 10 psi, I need to have a proper fuel system setup. The factory hahn fuel setup isn't going to cut it. I will use the inline pump. But now is it possible for me to keep the begi fmu with bigger injectors trying to run 18psi.(dyno a/f tuned) I can set my idle pressure down enough I'm sure for the big injectors.(500cc) But in your opinion, can the fmu by itself have a good a/f curve through the boost and rpm range. I'll appreciate your expertise.




04 Sunfire with a hole in the block
Hahn Stage II
350 H.P. to the ground coming very soon

Re: technical ecotec project questions
Saturday, March 05, 2005 4:08 PM
might wanna get something to controll your RPM curve like a SAFC....i know the begi should be able to hang with the amount of fuel delivery...but at idle you might be really rich and i know the SAFC would help on the RPM range and at idle...would make your car run alot better then w/o it cuase you can control your fuel =) and thats a good thing especially running that much boost..
Re: technical ecotec project questions
Saturday, March 05, 2005 4:10 PM
so the only thing a safc will do is controll the idle better?





04 Sunfire with a hole in the block
Hahn Stage II
350 H.P. to the ground coming very soon
Re: technical ecotec project questions
Saturday, March 05, 2005 4:15 PM
You sure built that motor quick.

Good Luck. Gonna need something for timing if you think you're gonna go 18psi.





Re: technical ecotec project questions
Saturday, March 05, 2005 4:19 PM
lol, not much to it other than rods, pistons, and slapping on the head. couple days work.(lots of hours) yeah i definetly am looking into some retard systems for the setup. i dont need another rod thru the block.




04 Sunfire with a hole in the block
Hahn Stage II
350 H.P. to the ground coming very soon
Re: technical ecotec project questions
Saturday, March 05, 2005 10:43 PM
It does more then controll just the idle RPM...i beleive it controlls fuel in 500 RPM inquirments (sp) ...quote off a site about one ---Allows user to adjust air/fuel ratio through Hi and Lo Throttle maps. Other features like throttle percentage settings, rpm point settings, and deceleration air flow correction are adjustable through the setting menu.

or goto here --> link

i heard these things are awesome!!
Re: technical ecotec project questions
Friday, March 11, 2005 6:03 AM
Or you could get the emanage and use it for both fuel control and timeing retard. That's the route I'm going.


<img src=http://home.comcast.net/~richnj221/smiley.gif>
Re: technical ecotec project questions
Friday, March 11, 2005 7:09 AM
Safc will help with idle and fine tuning throughout the RPM range. in 200 or 500 increments depending on what SAFC u get. (1 or 2). I was reading up on Josh and how he ran 16 pounds daily and never had to retard timing. I agree with him, its all in how good of a tune u have. i will be running 13 psi when my engine is completed and don't plan on retarding timing. Mine will be seeing a lot of dyno hours to make sure there is no knock.


http://www.cardomain.com/id/StylezTA
Re: technical ecotec project questions
Friday, March 11, 2005 10:44 AM
McNulty wrote:You sure built that motor quick.

Good Luck. Gonna need something for timing if you think you're gonna go 18psi.



not necessarily

josh ran 16-18 psi and the occasional 21 at the track with no timing mods.

for 30,000+ miles

no one said the obvious yet but do a fuel pump swap, to the blazer pump or walboro



LE61T PTE6262 Powered

Re: technical ecotec project questions
Friday, March 11, 2005 10:46 AM
like 97blkz24 said, it's all in the tuning, dont dyno tune with a wide band and your asking for it, dont get jumpy and up the boost without tuning, only idiots do that and end up blowing crap up

but you seem to have it down good, dyno tuning and everything, good luck, cant wait for some videos



LE61T PTE6262 Powered

Re: technical ecotec project questions
Friday, March 11, 2005 12:46 PM
Josh this, Josh that. I'm so sick of hearing what the Great Josh Solomon has done.

Nothing against Josh, but everyone uses him as a shining example. Also everytime the story is told, its a different boost level.

His fuel setup was a joke, a complete rig job. Also not retarding the timing at 18+psi is just crazy.

My point is...Josh got LUCKY. Yes it worked, but I wouldn't use his setup as a guideline.

Do like Fatboy said above, and you'll be fine.

Good Luck.






Re: technical ecotec project questions
Friday, March 11, 2005 1:56 PM
and dont do like mcnulty and smack the rev limiter like an idiot and blow up your motor


btw you owe me half the feed line



LE61T PTE6262 Powered

Re: technical ecotec project questions
Friday, March 11, 2005 2:09 PM
btw, quit post jacking, if you have something to say put it in email or come here and say crap



LE61T PTE6262 Powered

Re: technical ecotec project questions
Friday, March 11, 2005 2:46 PM
Hold your horses McNulty, jeleous there a little??
Of our valued asset Joshy.
BTW, you are going to need a lot for 18 PSI man.
Phil what I want to know is, who hit the rev limiter and blew the motor up?? lmao
What a tool.




Best time:"""11.946""" @ 114.73 mph @17psi 1.83--60"
11 second daily driver!!!!
Race Related 727-561-9440
Shop of choice for your 11 second J body!

Also, built bottom end and or top end LSJ and L61's available.
13's ----12's ----11's ----10's

Re: technical ecotec project questions
Friday, March 11, 2005 3:07 PM
Phil you fat fuk. Lets MEET IN PERSON, instead of you always having buddies AIM me or do this shiit.

lol, suncavi didn't you just make a post about how fast the RPMs shot up on your eco at only 6psi??? Hit the revlimiter, and said you wondered what it'd be like at 10psi.

You can both go fck yourselves. Bunch of e-thugs!!!
















Re: technical ecotec project questions
Friday, March 11, 2005 3:27 PM
http://www.j-body.org/forums/read.php?f=40&i=67100&t=67100

^^^SunCavi, Looks like you've hit the rev-limiter before. Talk about the pot calling the kettle black.





Re: technical ecotec project questions
Friday, March 11, 2005 3:28 PM
McNulty, what the F is your problem with me??
I talk to Phil, but is that a crime, I was just asking him about the BLOWN motor DUE TO STUPIDITY.
Yes, I did post about the RPM's and stuff, but I had a Turbo on my car for how long??
Let me answer that for you. 2 weeks.

You had it for how long?? Well about 2-3 months as I know maybe longer.
So, YOU ARE AN E-THUG, for cursing on the NET.
And then stupid for hitting the rev where you should have known better.
Also, dumb and NEWB for AIMing people and TALKING SMACK<<<< A REAL
E-TERROR. Damn people are going to be so scared.

So grow up and stop talking all bad and why don't you come down here to FLORIDA so we can both have MY BOY with a TOW truck TOW YOUR BLOWN car accross the 1/4 mile once again, due to your DUMBNESS.
Mr. Fast and the Furious.



Best time:"""11.946""" @ 114.73 mph @17psi 1.83--60"
11 second daily driver!!!!
Race Related 727-561-9440
Shop of choice for your 11 second J body!

Also, built bottom end and or top end LSJ and L61's available.
13's ----12's ----11's ----10's

Re: technical ecotec project questions
Friday, March 11, 2005 3:50 PM
Suncavi, I never had a problem til your post.

You guys chose to START with ME.

I was merely trying to tell people that in my opinion, Josh's setup isn't a good guidline to follow. There is no jealousy involved, @!#$ I have all Josh's old stuff and more.

I'm done, sorry about all the post jacking Justin. Good Luck with your build.








Re: technical ecotec project questions
Friday, March 11, 2005 10:57 PM
I hate to post jack as well, but I have to say what josh done was amazing the car was a beast...I mean of course its josh this josh that...he's actually the first one that took the ecotec to its limits people have learned from him....the reason people always rely on his car is the fact that it done very well. There is no reason to bash people for being admired. I believe that you are not jealous of what josh did with his car but the admiration that he gets from taking his car to the limits.
Re: technical ecotec project questions
Saturday, March 12, 2005 5:29 AM
ha ha E-THUG LOL


see ya!

Re: technical ecotec project questions
Saturday, March 12, 2005 6:01 AM
I agree that Josh took the ecotec far, and I agree that he made serious power.... but McNulty is right.

He Ghetto rigged his fuel setup, he got VERY lucky, and really, his engine shouldn't be a guideline for the upper range of boost on an eco and how to get there.

His initial 8-10psi setup was very well done, and for that he's a good guideline... but after that he went nuts, using a nitrous fuel jet to supply fuel, not pulling timing, and going up to 21 psi of boost... just... not smart.

He got lucky. Very lucky. Just like the gentleman who ran 18psi on his 2.2 which finally gave up the ghost from cylinder pressure the other week.

The point McNulty is trying to make is that you should NOT use Josh as a shining example and put him on a pedestal for ecotec Turbo setups/tuning...

Just as the LD9 guys can NOT put SpeedracerZ up there.... YES he ran a 12.8, yes he ran 15 lbs of boost... but he never backed up that run with one or two more, and yes that motor let go under those conditions. What did it teach us? Don't go up to 15psi.

Josh got lucky where many people haven't. That doesn't mean his setup was good or right, it just means that for him, for a time, it worked. Many will not be so lucky.

It's not a matter of Jealousy, and up until this moment I nave NEVER spoken a word to McNulty so I'm not backing him up as a friend, I'm backing him up as somebody that sees it as it is.

Phil - calm down. You're starting a lot of fights lately man. That's not what the boost forum is about - that's what the other forums are for on this site. In the boost forum we share knowledge and try to not bicker, unless somebody is a blatant blatant blatant jackass who's name ends with Andrews.

Sun_Cav - I know your history of having a short temper man, chill. McNulty was just making a point and he felt you took a stab at him, that's all. You're all ecotec tuners and McNulty has gone the furthest of you three... work together, not against one another. I'd prefer to race all you at the bash this year rather than pull you off one another in a fist fight.

With that, the answer to this post. A S-AFC will let you tune the fuel curve at both high throttle and low throttle in either 500 RPM increments (S-AFC 1) or 200 rpm increments (S-AFC 2). You can use it to pull a lot of fuel out of big injectors, but I can guarantee you that it will NOT be enough to even out 500 cc injectors. I donno what to do about injectors that big because pulling the fuel pressure down and pulling fuel with the S-AFC won't be enough to get a good idle at all, let alone some decent tunability at low throttle and out of boost.

Those are my two cents. If any of you feel like flaming ME for some reason in this post all I can say is you're not reading what I'm saying. Just chill.

Good luck all you guys.

-Chris-



-Sweetness-
-Turbocharged-
Slowly but surely may some day win this race...

Re: technical ecotec project questions
Saturday, March 12, 2005 6:16 AM
Nope still no jealousy here. You guys sure love to drag stuff out.

Yes it is awesome that Josh showed us that with enough fuel the stock ecotec could handle so much. I still LOVE watching his old vids.

All I've BEEN TRYING to say is I don't believe it was done the correct way. I think plenty of people would agree that a half broke nitrous nozzle and no timing retards at 18-21psi, is a little unsafe.

Then when I TRY and recommend Justin some timing mods, I'm told they're not necessarily needed because Josh did it. That is where its MESSED UP, thats all.

Call me what you want. I'm here to enjoy others cars, learn, and post the latest on my own projects. You'll see.

Peace






Re: technical ecotec project questions
Saturday, March 12, 2005 6:26 AM
^^^Didnt see your post up there, before I made mine.

THANK YOU!!! I'm glad someone understood what I was trying to say.
He's right, we're not here to fight but to better further all of our setups. Lets try that.






Re: technical ecotec project questions
Saturday, March 12, 2005 7:17 AM
Ok like it was said I am not here to fight, but I do have a short temper.
I spoke to Phil about this little thing that is going on and I talked to him about me and Josh chilling at Florida J-bash and I am looking to doing it again, because Josh is cool in many ways, but like it was mentioned he set the bar high.
Now I am not going to say anything about him that I cannot tell him into his face cause I am not that kinda person.
I also feel like Turbo Ecotecs DO NOT get the respect the WE deserve because the bar is high.
Like the other day, Ipost I am going to be running like 11 psi and I got like 12 replys of people answering my question, but as long as it gets answered I am good I am not here for publicity, I never was.
Now, someone else posts about what kinda go damn exhaust pipe they put on their car and they get like 45.
People just have no interest in posting when they see 11 psi on Eco because they have seen 16 before. Now if I posted I am going to run 20 psi many would be on my NUTS calling me like Ecotec GOD or some stupid ISH like people here do(worship others).
His set up was not the best, but it worked.
Yes, his name does get mentioned when the topic arises of 15-20 psi on Eco very often, but until someone comes here and gets close to that number that is what it is going to keep happening.
His set up should NOT be used for a shining example of HOW TO RUN 15 PSI.
lol a freak motor can take a lot more than a regular JOE, so whoever want's to do it, it is on them.
McNulty, I never had problem with you, but I asked a simple question and when you start getting all offensive like you did you were just told I have a short fuse, I cannot help myself
I see your point about getting fed up, but I see Phils point too, where if you add enough fuel to a motor to keep it cool weather the proper way or Via Nitrous jet it could last up to........
So lets make this become a nice little informational post.
BTW, timing should be pulled at that high of a boost level. At least I think, but what do I know I am only running 6 psi on stock injectors.




Best time:"""11.946""" @ 114.73 mph @17psi 1.83--60"
11 second daily driver!!!!
Race Related 727-561-9440
Shop of choice for your 11 second J body!

Also, built bottom end and or top end LSJ and L61's available.
13's ----12's ----11's ----10's

Re: technical ecotec project questions
Saturday, March 12, 2005 8:05 AM
alright, so would an emanage compare close to a dis 2. or could one just get adjustable cam gears? i want to go a good route but kinda still be at low cost which i know is hard if you want to do it right.




04 Sunfire with a hole in the block
Hahn Stage II
350 H.P. to the ground coming very soon
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