996 Turbo / GT2 Turbo discussion on previous model 2000-2005 Porsche 911 Twin Turbo and 911 GT2.

White turbo blades

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Old 03-01-2010 | 08:42 PM
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White turbo blades

I recently swapped the exhaust on my car and noticed on one of the turbo the blades were white, what could this be? If i can work out how ill post a picture from my phone. Also i think my actuaters are sticky, any ideas?
 
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Old 03-01-2010 | 08:44 PM
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Img_0158.jpg
 
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Old 03-01-2010 | 09:15 PM
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Can't see picture

Add it to a Photobucket account then paste the link here
 
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Old 03-02-2010 | 07:46 AM
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Any ideas??
 
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Old 03-02-2010 | 08:52 AM
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Still can't see the picture. Do you always run pump gas? Race gas will sometimes leave that evidence too, but not on only one side. It may be a sign that that bank is running a little lean?
 
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Old 03-02-2010 | 10:13 AM
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Agreed it could be a lean mixture

Has the car been flashed? That could effect timing

Are the injectors working properly?

What fuel are you using?

Is their a leak which is drawing unmetered air into the engine?
 

Last edited by ant_8u; 03-02-2010 at 10:18 AM.
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Old 03-02-2010 | 03:42 PM
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No idea, when we swapped exhaust we noticed a leak by os intercooler and fixed it, also had a slight misfire but have swappedplugs, may need to swap coilpacks, i cant work out how to post the picture as im accessing internet on my iphone. Do any of you know how to set pressure on actuators? My bro said they wernt very tight and i am struggling in first few gears to get 1 bar. Also occasionaly itshows 1.4 - 1.5 bar for a split second which leads me to believe actuators are shot. Any advice will be appreciated thanks
 
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Old 03-02-2010 | 03:51 PM
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White deposit or corrosion?
 
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Old 03-02-2010 | 03:57 PM
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On one side their is a white deposit covering the blades all over, on the other side their is some evidence of the same but lots less, also their is notable corrosion to the actuators
 
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Old 03-02-2010 | 03:59 PM
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Download the photobucket app for your iPhone, then you can add photos

A standard car should only be 0.7bar
1.4bar sounds high even for a spike

If you're seeing that on the boost gauge and it's holding there you might want to try moving your actuators to make sure they're not stuck

What did your brother check when he said they were loose?
 
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Old 03-02-2010 | 05:33 PM
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Car is flashed, should run 1.0 - 1.1 bar but in first three gears only manages 0.9. The boost spikes are rare but usually happen on hard acceleration in 1st or 2nd gear. My bro said he could move the actuaters easily with his fingers and said they were heavily corroded so may not open quickly enough occasionaly and may prematurely leak boost if not tight enough. In future im thinking of going k2420g so think a 1 bar actuator swap may be a waste. Any ideas?
 
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Old 03-02-2010 | 06:06 PM
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Originally Posted by Mpsuk
Car is flashed, should run 1.0 - 1.1 bar but in first three gears only manages 0.9. The boost spikes are rare but usually happen on hard acceleration in 1st or 2nd gear. My bro said he could move the actuaters easily with his fingers and said they were heavily corroded so may not open quickly enough occasionaly and may prematurely leak boost if not tight enough. In future im thinking of going k2420g so think a 1 bar actuator swap may be a waste. Any ideas?
Your not to far away from me & Ant (Midlands) - perhaps we could meet up for a cuppa and a look

We all need to go for a hoon some day soon..

Jim
 
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Old 03-02-2010 | 06:13 PM
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Originally Posted by Janker
Your not to far away from me & Ant (Midlands) - perhaps we could meet up for a cuppa and a look

We all need to go for a hoon some day soon..

Jim

Yes Indeed

EDIT - Jim, is that the new addition in your avatar?
 

Last edited by ant_8u; 03-02-2010 at 06:24 PM.
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Old 03-02-2010 | 06:21 PM
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Do they happen to look like this?

 
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Old 03-02-2010 | 06:28 PM
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Originally Posted by RoadSpike
Do they happen to look like this?

so thats where i left my money!!!!!!!!!! been looking for it for a couple of days now. could u please sent it to me. pm me for my new address...lol
 


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