boost spike part 2

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Old Jan 2, 2003 | 07:46 PM
  #1  
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Default boost spike part 2

ive tried everything that ive been told to do .....and nothing seemed to work
could this be the problem??.................
when my kit came in it didnt have a wastegate dumptube, so i had one custom made, could it be to small , not letting enough exhaust pressure out, making it boost spike??
sorry for rambling
jonathan
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Old Jan 2, 2003 | 07:48 PM
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done's Avatar
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Default Re: boost spike part 2 (JonathanH)

what wastegate are you running?
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Old Jan 2, 2003 | 07:52 PM
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From: Lat Long 32.90 97.03
Default Re: boost spike part 2 (Jordo)

what wastegate and how much psi? this would help us help you.
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Old Jan 2, 2003 | 08:11 PM
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Default Re: boost spike part 2 (DeepSi)

tial .45 spring , it opens at 7 lbs, but right at 6500 it starts to gradually spike to 15-18 at 8000
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Old Jan 2, 2003 | 08:58 PM
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Default Re: boost spike part 2 (JonathanH)

bump
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Old Jan 2, 2003 | 08:59 PM
  #6  
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Default Re: boost spike part 2 (JonathanH)

here's a simple solution
take off the dumptube and see if it fixes your problem
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Old Jan 2, 2003 | 09:02 PM
  #7  
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From: Garland, Texas, U.S.A
Default Re: boost spike part 2 (JonathanH)

tial .45 spring , it opens at 7 lbs, but right at 6500 it starts to gradually spike to 15-18 at 8000
gradually? lol
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Old Jan 2, 2003 | 09:30 PM
  #8  
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Default Re: boost spike part 2 (lazy bum shaughn)

it is gradual. it doesnt spike to 15 like a raped ape , but it does get there eventually
jonathan


[Modified by JonathanH, 6:38 AM 1/3/2003]
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Old Jan 2, 2003 | 09:36 PM
  #9  
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Default Re: boost spike part 2 (JonathanH)

so it creeps
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Old Jan 2, 2003 | 09:37 PM
  #10  
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Default Re: boost spike part 2 (r7)

yes sir
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Old Jan 2, 2003 | 11:11 PM
  #11  
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Default Re: boost spike part 2 (sutrusu)

here's a simple solution
take off the dumptube and see if it fixes your problem
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Old Jan 3, 2003 | 03:31 PM
  #12  
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Default Re: boost spike part 2 (RyanAutry)

took it off , didnt work any other suggestions??
jonathan
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Old Jan 3, 2003 | 03:34 PM
  #13  
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From: Garland, Texas, U.S.A
Default Re: boost spike part 2 (JonathanH)

What kind of manifold are you using?
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Old Jan 7, 2003 | 08:17 PM
  #14  
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Default Re: boost spike part 2 (lazy bum shaughn)

drag.................thats more than likely the problem
jonathan
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