Hahn stage 2 injectors good too 250hp? - Boost Forum

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Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 10:46 AM
Like it says does anyone know if the hahn stage 2 injectors are
sufficient for 250 hp.
I am also going to use the safc-2 to fine tune my fuel.





Re: Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 11:02 AM
working fine for me so far...im running 16PSI at the track now at 8PSI daily. i dyno'd at 222 on 6PSI and 254 on 8PSI so theyre fine.

i cant wait to finally get it back on the dyno and see what 16PSI makes me



I used to race cars, now I race myself.
5K PB: 24:50
10K PB: 54:26
Re: Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 1:20 PM
Right on man.
Appreciate the info.
I'm getting my car tuned to 250 on tuesday and i wasn't
positive about the injectors



Re: Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 1:25 PM
oh and i guess i should mention (even though im not happy with it) that the car made 302WHP on 15PSI. i wasnt going to post anything about it because i know its no where close to what it could be doing. didnt have time to tune it while it was on the dyno so it will be going back shortly. but they did make the power i so desired


now all the people i told can come forward....cause i know i told them to STFU about it



I used to race cars, now I race myself.
5K PB: 24:50
10K PB: 54:26
Re: Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 4:44 PM
I'll be dynoing my car tomorrow at 13-14psi, I'll post the charts when I get home. My goal is 300whp but I'll be happy with 280+. I don't see why I wouldnt be able to hit near 300 tuned properly though.
Re: Hahn stage 2 injectors good too 250hp?
Friday, September 23, 2005 10:01 PM
300 came for a split on my tuning. it seems that when the ECU saw the torque jump over 350lb/ft it pulled timing out. no added knock and no leaning out...the curve just kinda died. think i got it fixed and im going back soon to get my desired 350



I used to race cars, now I race myself.
5K PB: 24:50
10K PB: 54:26
Re: Hahn stage 2 injectors good too 250hp?
Wednesday, September 28, 2005 5:20 PM
Ok so apparently the injectors aren't good enough for 250hp
I dynoed my car today with the new safc2 and every run
the car came up lean.
LEAN
LEAN
LEAN
LEAN
Needless to say i'm aggravated.
So did hahn change the size of the injectors at any point.
How many cc's were the injectors they supplied?
Why is it my friend has the same exact kit on the same exact engine
with the same safc2 but he was running rich.
What the hell is happening here.
Someone (preferably hahn or hypsy) HELP!!!!!!!!!!!!!!!!!



Re: Hahn stage 2 injectors good too 250hp?
Wednesday, September 28, 2005 5:59 PM
they are 320cc injectors

maybe the fmu you got has a smaller stage 1 disk in it


my friends runs on the rich side







Re: Hahn stage 2 injectors good too 250hp?
Wednesday, September 28, 2005 8:57 PM
hypsy wrote:oh and i guess i should mention (even though im not happy with it) that the car made 302WHP on 15PSI. i wasnt going to post anything about it because i know its no where close to what it could be doing. didnt have time to tune it while it was on the dyno so it will be going back shortly. but they did make the power i so desired


now all the people i told can come forward....cause i know i told them to STFU about it


Hey listen to this kid ive seen his car run the other night he raced a gst on 15psi and seriously had hime by more than 4 car lengths before he even came 500ft before the 1/4 mile line.

*2012 mazdaspeed3*
Re: Hahn stage 2 injectors good too 250hp?
Wednesday, September 28, 2005 9:02 PM
hypsy is out of posts but he says to say thanks for backing him up




Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 2:56 AM
Ok folks now heres a good one for you.
I threw a check engine light today and i guarantee
that is says i'm running rich.
Even my cheap ass narrowband air/fuel is buried
rich when i'm not under boost.

Man am i pissed

I'm gonna check my disk size with my friends but
basically WTF
Oh and did i mention (*^*&^&(*^&^$^#^^#$&%&%&*%*&^#&^$




Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 5:53 AM
Do you know the size of the correct disc?
That way i can check




Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 7:46 AM
i thought they were 330 cc



1989 Turbo Trans Am #82, 2007 Cobalt SS G85





Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 8:31 AM
Anyone with a properly tuned hahn kit can you tell
me the size of the disc in your fmu.
I've contacted hahn but i'm waiting for word



Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 9:20 AM
Hook up with me and we will get you the info you need. Thanks for using our product!

Email me: eng@turbosystem.com



Bill Hahn Jr.
Hahn RaceCraft

World's Quickest and Fastest Street J-Bodies
Turbocharging GM FWD's since 1988
www.turbosystem.com

Re: Hahn stage 2 injectors good too 250hp?
Thursday, September 29, 2005 10:01 AM
Thanks i'll be in contact soon.

Just to set the record straight for anyone watching this thread.
I do love the hahn product and how upgradable it is.
Just having some tuning issues that are frustrating me.



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