GT Performance Mods 2005+ Mustang GT Performance and Technical Information

Supercharged Mustang. Sleeper or Screamer?

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Old Aug 28, 2007 | 10:01 AM
  #101  
WaltM's Avatar
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From: Philadelphia
Originally Posted by RedDragon777
i think you can run 10psi on these motors and still be on the safe side, 11 pushing it and 12 will never last long, 13 psi, you can say bye bye after one or times in the boost range
Thanks. I've seen magazine articles that say 5psi is a good street number. I was thinking of 8. The thing I dont get, is I have a 2.3 turbo car that runs 15psi and nothing bothers it. I guess boost isn't boost.
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Old Aug 28, 2007 | 10:10 AM
  #102  
Burke0011's Avatar
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Originally Posted by WaltM
Thanks. I've seen magazine articles that say 5psi is a good street number. I was thinking of 8. The thing I dont get, is I have a 2.3 turbo car that runs 15psi and nothing bothers it. I guess boost isn't boost.
Go 8 - you'll be happy (you go 5, you'll be going 8 soon anyways )
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Old Aug 28, 2007 | 11:01 AM
  #103  
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Originally Posted by WaltM
Thanks. I've seen magazine articles that say 5psi is a good street number. I was thinking of 8. The thing I dont get, is I have a 2.3 turbo car that runs 15psi and nothing bothers it. I guess boost isn't boost.
yeah.... the 2.3l turbo has forged internals......supports the BIG boost
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Old Aug 28, 2007 | 11:06 AM
  #104  
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From: Medina county, OH
You can run more boost too depending on the tune...... if you go with a big amount of boost, total output can be reduced by ignition timing, etc. This is why you find some cars running 8psi putting out the same total power of other cars running 5-6psi, on the same dyno. My local tuner does this often; they will give the customer a street tune and a race tune for their blowers; often the difference in these tunes is ~30 hp.
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Old Aug 29, 2007 | 01:40 AM
  #105  
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Sleeper all the way its more fun. However I have ran into a few other sleepers as well.
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Old Aug 29, 2007 | 08:24 AM
  #106  
07 HOSS Mustang's Avatar
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At least with NO S/C labels you can get whupped by a Viper and make him think, "Wow, that gray thing is pretty fast!!"
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Old Aug 29, 2007 | 10:14 AM
  #107  
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From: Lost Angels
Originally Posted by tom281
You can run more boost too depending on the tune...... if you go with a big amount of boost, total output can be reduced by ignition timing, etc. This is why you find some cars running 8psi putting out the same total power of other cars running 5-6psi, on the same dyno. My local tuner does this often; they will give the customer a street tune and a race tune for their blowers; often the difference in these tunes is ~30 hp.
yah, my Whipple at 10psi is putting down around 450rwhp right now with the "aggressive" street tune from ST Motorsports, but I know that with some timing adjustments it could easily put down alot more. However, I wanted to err on the side of caution so I asked for a conservative tune. I'm sure that a Stang running @ 8psi could probably put down the same as mine, or more, but the tune would probably be alot more aggressive.
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Old Aug 29, 2007 | 12:28 PM
  #108  
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From: Philadelphia
Originally Posted by Rebel73
yah, my Whipple at 10psi is putting down around 450rwhp right now with the "aggressive" street tune from ST Motorsports, but I know that with some timing adjustments it could easily put down alot more. However, I wanted to err on the side of caution so I asked for a conservative tune. I'm sure that a Stang running @ 8psi could probably put down the same as mine, or more, but the tune would probably be alot more aggressive.
So, did you "beef-up" your internals? Or is it just a S/C with a tune?
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Old Aug 29, 2007 | 12:36 PM
  #109  
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From: Lost Angels
Originally Posted by WaltM
So, did you "beef-up" your internals? Or is it just a S/C with a tune?
no "beefed-up" internals yet, but that is in my plans. If I did have forged guts, I would have gone for at least 500rwhp. But it seems that I'm just at about the cut-off of what is considered feasible for a stock 3V.
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Old Aug 29, 2007 | 12:48 PM
  #110  
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From: Philadelphia
Originally Posted by Rebel73
no "beefed-up" internals yet, but that is in my plans. If I did have forged guts, I would have gone for at least 500rwhp. But it seems that I'm just at about the cut-off of what is considered feasible for a stock 3V.
Well, I'm very impressed with your numbers... . I just may "clone" your setup, If that's ok!
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Old Aug 29, 2007 | 12:51 PM
  #111  
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From: Lost Angels
Originally Posted by WaltM
Well, I'm very impressed with your numbers... . I just may "clone" your setup, If that's ok!
by all means! Just make sure you get a good tuner!
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