2.4L LE5 Performance Tech 16 valve 171 hp EcoTec with 163 lb-ft of torque

Hahn Racecraft Cobalt SS 2.4 Turbo Prototype!

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Old 08-20-2006 | 04:06 PM
  #201  
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Originally Posted by savior
also, not only am i curious about stage 1 (along with the other members) but what post-turbo developement can we expect.

i know its early because you've only just completed the turbo, but at there going to be any extras such as the Stg2,3,4,5 that are available for the SC?

the bottom line is that i dont wanna get a turbo and be stuck at 240hp which the s/c are hitting 294 (highest hp rating as of a few days ago- check out the 2.0 section)
Hahn is wheel HP though
Old 08-20-2006 | 04:13 PM
  #202  
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If I wanted a 2.0, I would've bought a 2.0. Even before I signed the contract I knew my 2.4 would be turbo in the near future.

Personnally, I can't wait to get next to a SS/SC at a traffic light and hear him laugh saying it's a "false SS" and then I make him hear the BOV and put 2 bus lenghts on him when the light goes green.

now, to quote the one of the first post by EcoBoost in this thread:
Originally Posted by EcoBoost
We are also working hard on getting a set of other Cobalt products out there, and will be releasing details about these items in other threads. I'd like to keep this thread just about the 2.4.
so you 2.2'ers, stop spamming this thread
Old 08-20-2006 | 04:25 PM
  #203  
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wolf i cant agree with you anymore.
Old 08-20-2006 | 04:53 PM
  #204  
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um sorry wolf and cobaltss but i am making a statement that is obviously the most logical.. with the 2.0 you gte more for your money.

while you think pridefully about beating a 2.0 with your "fake ss", i am thinking in terms of finance.

btw, g5mike - the 2.0 cobalt was making 294 at the wheels - check the 2.0 threads
Old 08-20-2006 | 05:21 PM
  #205  
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Originally Posted by Wo|F
....Personnally, I can't wait to get next to a SS/SC at a traffic light and hear him laugh saying it's a "false SS" and then I make him hear the BOV and put 2 bus lenghts on him when the light goes green......
I would really love to be that SS\SC you pull up to, once your turbo'ed
Old 08-20-2006 | 05:27 PM
  #206  
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People with the 2.4's get really defensive. They always think we hate em and bash them. I don't think anyone here believes your a "fake ss".
Old 08-20-2006 | 05:30 PM
  #207  
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Originally Posted by WSFrazier
People with the 2.4's get really defensive. They always think we hate em and bash them. I don't think anyone here believes your a "fake ss".
Exactly. Chevrolet did no anyone any favors by using the "SS" brand on so many vehicles.
Old 08-20-2006 | 05:43 PM
  #208  
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i dont hate either the 2.0, 2.2, or the 2.4 people.

i picked the cobalt becausse the people are very nice as opposed to the RSX forums and scion forums
Old 08-20-2006 | 06:24 PM
  #209  
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Originally Posted by WSFrazier
People with the 2.4's get really defensive. They always think we hate em and bash them. I don't think anyone here believes your a "fake ss".
The 2.4 was the best car the wife would let me get. It had to be a 4 door with an auto.
Old 08-20-2006 | 09:11 PM
  #210  
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could we just keep to the main reason for this thread.

and on another note can't all of us 2.2's, 2.4's, and 2.0's get along gezz we are all cobalts in the end. Think of every cobalt starting off as a base model cobalt, then those who brought the 2.4ss or ss/sc upgrading there base model cobalt with different motors, suspension, and other stuff.
Old 08-20-2006 | 09:56 PM
  #211  
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Ok Guys, here is the link to the teaser i have thrown together for all of you! Hope you like it, one thing though, i had no idea that converting your file to wmv made the quality sooooo crapy, but anyway, i worked on this all day, hope you guys like it...... let me know guys.... There is plenty more coming soon!

http://media.putfile.com/Hahn-Racecr...hahn-racecraft
Old 08-20-2006 | 10:29 PM
  #212  
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Originally Posted by darklordxenocide
Ok Guys, here is the link to the teaser i have thrown together for all of you! Hope you like it, one thing though, i had no idea that converting your file to wmv made the quality sooooo crapy, but anyway, i worked on this all day, hope you guys like it...... let me know guys.... There is plenty more coming soon!

http://media.putfile.com/Hahn-Racecr...hahn-racecraft
omfg i think i just skeeted in my pants.
Old 08-20-2006 | 10:33 PM
  #213  
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i wanna hear more BOV lol
Old 08-20-2006 | 11:05 PM
  #214  
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Originally Posted by savior
and if there isnt a stg 1, it'd just be smarter to exchange your 2.4 in for a 2.0 and then use the remaining 1500 dollars to buy stage upgrades for the 2.0, resulting in numbers near 300..

therefore, i cannot see how hanh will make a profit by pricing their turbo this high.. it just doesnt make any sense that way

plus not only would you get a 2.0 sc, you'd also get bigger rims, better suspension and struts, and a body kit..
yea i know thats the only thing that doesnt make any sense to me^^^^.....and also i dont see hahn making the car go any faster than 140 cuz we would need new gauges or just have to aproximate which is pretty much no good.....
Old 08-20-2006 | 11:10 PM
  #215  
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holy **** dude i want to hear the motor...not that ****** music.....couldnt even hear a BOV...basically showed us what we know...all except for a sound clip of the exhuast...we knew everything else damn it
Old 08-20-2006 | 11:17 PM
  #216  
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that video was so great but it would be better next time with no music so we can hear the bov more, i love that sound
Old 08-20-2006 | 11:25 PM
  #217  
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Originally Posted by mike25
holy **** dude i want to hear the motor...not that ****** music.....couldnt even hear a BOV...basically showed us what we know...all except for a sound clip of the exhuast...we knew everything else damn it
That thing sounded like an SRT-4, hmmm 2.4 Turbo. Nice work Hahn.
Old 08-21-2006 | 12:29 AM
  #218  
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wow................
Old 08-21-2006 | 12:41 AM
  #219  
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Umm... yeah. I think everyone here wanted to see more of the turbo's effects... not just shots of your car. Take some video in the car of some WOT runs. Windows down, no music. We want to hear the motor and see the pickup. You didn't have to do all that fancy junk... it just got in the way of what we wanted to see.
Old 08-21-2006 | 01:53 AM
  #220  
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I agree with the last few posts but thanks for the teaser anyways looking forward to the next video.
Old 08-21-2006 | 08:22 AM
  #221  
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Save your pennies guys, im sure a few of you will have some sleepless nights till you have it, just like a child on xmas eve
Old 08-21-2006 | 08:50 AM
  #222  
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That is such good news for the 2.4 guys. Happy moding!
Old 08-21-2006 | 11:51 AM
  #223  
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Originally Posted by savior
you've mentioned everything in the stage 2 turbo

whats included for the stage 1

a student like me cannot afford a stg2 right now, however i'd like the power for a stg1.. any pricing ideas
We will be addressing Stage I later this year. You would expect it to be about $1000 less, (again, ballpark). Essential differences versus Stage II would be the lack of the humoungous Front Mount intercooler, as well as a lower boost level.
Old 08-21-2006 | 11:59 AM
  #224  
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Originally Posted by EcoBoost
We will be addressing Stage I later this year. You would expect it to be about $1000 less, (again, ballpark). Essential differences versus Stage II would be the lack of the humoungous Front Mount intercooler, as well as a lower boost level.
So Stage 2 will be released prior to stage 1?
Old 08-21-2006 | 12:15 PM
  #225  
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Originally Posted by bigworm
You've never driven in oakland before.

Bill, i've been reading about your works in mags for years so please understand that this newb doesnt mean any bit of offence. That said, can you comment on the powerband question? It seems like the most gains are in the pre-4k range, this is the same issue we have without the turbo, we have nice power on the low-end, we suffer on the top-end. It doesnt look like this turbo kit will help that just add higher numbers. What i mean by moving the spool/boost back was if the turbo "kicked in" later, we'd keep the same traction levels we have now at lower rpms, and have more power at the top without the "table top" effect at shift. Maybe you have a stage with a tubine swap that better suits what im looking for?

Also on the gas milage, maybe the prototype guy can do some runs for us at different speeds? (65@~2.5k?/ 80@~3k?) and give us numbers?
Oh, no offense taken! However, it's vitally important that we illustrate the difference between wide-open throttle dyno runs and daily low-throttle cruise, as well as the rewarding degree of middle-power levels that exist in between the two.

You'll find that when properly executed, turbocharging 'mirrors' the stock powerband, adding a similar percentage increase in power to every RPM point. To illustrate this, take a stock dyno run and compare it to our turbocharged runs. You'll see that the two are extremely similar in proportion!

Actually, the determinant of where the engine makes peak power and torque, as well is its overall power behavior, has much more to do with the cam and cylinder head design than anything else, especially in the realm of adding turbocharging to a stock engine (or even a modified engine with stock head/cams).

Now, of course one can adapt response (not readily depicted on on dyno graphs) characteristics of the turbo with different sized turbine housings, as well as alter the delta pressure (exhaust vs. boost). But at wide open throttle/full boost, the cam and cylinder head again set the tone as far as power vs. RPM as shown in dyno graphs. Unless you seriously mis-size the turbo to the large end (and end up with a usable powerband only about 1000 RPM wide!), you can't change this relationship.

The turbocharger we are using in these kits (our Super 20G) is a proven winner in this type of application, and really leaves little room for improvement as far as a widely versatile, street-strip turbo. I've worked for years to tailor this little devil's performance. How can I be so confident? Look at the dyno numbers we are achieving here at 7-8 PSI boost (240-250 WHP, which is about 280-290 engine HP). Then consider that we've gone 11.80's @ 122 on street tires with it in the SRT-4 (that should address what you're looking for as far as usable power with limited traction) and made over 400 WHP (475 crank) on our Sunfire Heck, we even went deep into the seven-second range with one on a streetbike!


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