Forced Induction Custom FI Setup Questions

boost creep?? how common?

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Old 11-19-2003 | 07:24 AM
  #1  
red_si's Avatar
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Default boost creep?? how common?

hey i'm gonna build a d16a6 with a 14b sometime in the near future and i was wondering if i stayed with the internal wastegate would boost creep be present I'll be running a 2.5" exhaust. what are the chances of me doing like a 3rd gear pull and boost spiking up to like 15 psi at 5000 rpm i only wanna run about 7-8 on street and 10 on track.
Old 11-19-2003 | 07:45 AM
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88crxSi's Avatar
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Default Re:boost creep?? how common?

just keep a close eye on the boost gauge
Old 11-19-2003 | 07:53 AM
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red_si's Avatar
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Default Re:boost creep?? how common?

so i'm guessing at that low of a boost setting that it's not likely to happen but could?
Old 11-19-2003 | 08:06 AM
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sohcrxsi's Avatar
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Default Re:boost creep?? how common?

i dont think you have anything to worry about, try it, if it creeps, port the wastegate
Old 11-19-2003 | 12:45 PM
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Paperchase013's Avatar
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Default Re:boost creep?? how common?

what exactly is it that causes boost creep??
Old 11-19-2003 | 12:54 PM
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racinskittle's Avatar
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Default Re:boost creep?? how common?

Not that common. And if it does happen, in most instances it's 2-3psi increase. sometimes it can get pretty dramatic.

I dont see any boost creep in the upper RPM on my turbo D16z6 at all.
Old 11-19-2003 | 07:15 PM
  #8  
45psi's Avatar
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Default Re:boost creep?? how common?

say i didnt want to use my internal wastegate, can i just weld if shut and use an external??
Old 11-19-2003 | 09:55 PM
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Johnyquest's Avatar
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Default Re:boost creep?? how common?

Your more likely to boost creep if you try to boost too low. Creep = too small of a wastegate. I've never had a problem with it.
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