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Old Oct 29, 2009, 11:52 AM   #1
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Drives: evo xii

evo dosnt feel right

hey whats up guys i need help cant find the problem i got an evo 8 so when im driving a hit the gas and get to 4000 rpms the car drops power and then gains the power outa nowhere what could it be?
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Old Oct 29, 2009, 11:58 AM   #2
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Is it when you shift or just when you are boosting to 4000 and then it dies and hits hard? Do you have a boost gauge? What is the reading as you are climbing to 4000?
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Old Oct 29, 2009, 01:52 PM   #3
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Drives: evo xii

im driving regular then i hit it and when it reaches 4000 rpms it feels like it loses boost then but one thing it does it jumps the from 4000 rpms to 4500 rpms quickly i dont have a boost gauge i just got the car 4 months ago but yea it loses boost at 3500 to 4000 then from 4000 to 4500 it does it quickly
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Old Oct 29, 2009, 01:57 PM   #4
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Does your car have a boost controller on it, or has it been reflashed and maybe boost was changed? You may be hitting boost cut, or a coupler is loose and maybe when u hit peek boost its opens up and you loose some psi. Maybe sparkplugs.
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Old Oct 29, 2009, 08:14 PM   #5
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What evo do you have?? Your info says "xii" which is the number 12??
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Old Oct 29, 2009, 08:15 PM   #6
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^i think someone doesn't know his roman numerals...
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Old Oct 29, 2009, 08:19 PM   #7
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XII is 12.
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Old Oct 29, 2009, 08:23 PM   #8
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clutch
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Old Oct 29, 2009, 09:25 PM   #9
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Quote:
Originally Posted by btownsoccer22 View Post
^i think someone doesn't know his roman numerals...
Me or the OP?
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Old Oct 31, 2009, 12:58 PM   #10
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Mine did that... it was the clutch.
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Old Nov 5, 2009, 08:20 AM   #11
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So what you are saying is the clutch is slipping in the transmission to cause this intermediate power loss? Seems like if the clutch was slipping, the rpms would go all the way to redline if not paying attention. i.e. motor pushing too hard and the pressure plate cant hold the clutch to the flywheel.

Just my 2 cents,

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Old Nov 5, 2009, 10:21 PM   #12
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Sounds alot like clutch slippage.
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Old Nov 5, 2009, 10:23 PM   #13
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drive up a hill and put it in fourth or fifth, hit the gas and see what happens.... experimentation..
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ARC Titanium Catback Exhaust
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Old Nov 5, 2009, 10:27 PM   #14
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Quote:
Originally Posted by Evo_Kid View Post
What evo do you have?? Your info says "xii" which is the number 12??
LOL
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Old Nov 18, 2009, 12:18 PM   #15
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Spark plugs!!!
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