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Turbo leaking oil on cold side

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Old Feb 17, 2007 | 11:34 PM
  #1  
10isAce's Avatar
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Joined: Jul 2005
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From: Fort Collins, CO The FTC
Default Turbo leaking oil on cold side

This is my second turbo. My first was a DIY and the seal blew on the exhaust side, blowing a ton of oil out the exhaust.

So I opted for a Greddy turbo kit and now it is leaking oil out the compressor side. I pulled the piping at the intake and at the turbo and saw a lot of oil (not residue, but actual oil that I had to use a rag to clean up). I posted a pic of the bov, which shows oil splattered in the direction the bov blows.

I posted some pics of the oil drain. It is a little kinked, but I believe oil is being drained without a problem. It could be wishful thinking. I think it might be that the engine puts out too much oil pressure at WOT.

Also I think the blow by from the valve cover going into the air intake might have a little too much oil going into the intake. I bought a weapon-r oil catch can to resolve this problem, but I'm afraid this only a little bit of oil. I haven't installed it yet, so I don't know if it will help.

Is it the oil pressure? Or is it the oil drain? Or is it both?


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Old Feb 18, 2007 | 02:19 PM
  #2  
riceburner700's Avatar
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From: Loveland CO
Default RE: Turbo leaking oil on cold side

do you have a oil restrictor before the oil goes into the turbo? hondas do run more oil pressure than other cars. way more than a turbo needs
 
Old Feb 18, 2007 | 09:42 PM
  #3  
SovXietday's Avatar
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Joined: Jun 2006
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From: Harleysville, PA
Default RE: Turbo leaking oil on cold side

Is it just me, or is the drain flange on that turbo at a complete 90* angle!!?!?! Absolute no no!!!

Make the drain flange on the turbo point straight down, and make sure it doesn't kink what so ever going into the block.
 
Old Feb 18, 2007 | 10:28 PM
  #4  
10isAce's Avatar
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Joined: Jul 2005
Posts: 34
From: Fort Collins, CO The FTC
Default RE: Turbo leaking oil on cold side

Riceburner: The turbo does not have an oil restrictor. This is a straight up greddy kit. You would think they would know about honda's oil pressure. I think I'll call them and ask if they put this into their R&D and if others had similar problems.

SovXietday: The oil drain from the turbo does go straight down, but curves to the right to get to the oil pan. It kinks a little. The reason why the oil pan hole is there is b/c I had a custom turbo that lined up there. I think I'm going to buy some 1/2" pipe at a 45degree angle to make the curve and put hose on both sides. I'll let you know if it works.
 
Old Feb 18, 2007 | 10:53 PM
  #5  
riceburner700's Avatar
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From: Loveland CO
Default RE: Turbo leaking oil on cold side

you can buy a restrictor for like under 20 bucks i would image
 
Old Feb 19, 2007 | 11:43 PM
  #6  
SovXietday's Avatar
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Joined: Jun 2006
Posts: 1,913
From: Harleysville, PA
Default RE: Turbo leaking oil on cold side

Oh I see, I confused the way you took the pictures. Get rid of the kink, but was this a new or a used turbo? Check for clogs in the return line etc.
 
Old Feb 20, 2007 | 08:25 AM
  #7  
10isAce's Avatar
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From: Fort Collins, CO The FTC
Default RE: Turbo leaking oil on cold side

Used turbo, but I have been driving it for 4 months before the oil started leaking.
 
Old Feb 20, 2007 | 10:30 AM
  #8  
SovXietday's Avatar
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Joined: Jun 2006
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From: Harleysville, PA
Default RE: Turbo leaking oil on cold side

How big is your feed line? -4AN?

If so, get the .6 restrictor from atpturbo.com
 
Old Feb 21, 2007 | 09:19 PM
  #9  
10isAce's Avatar
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From: Fort Collins, CO The FTC
Default RE: Turbo leaking oil on cold side

ORIGINAL: SovXietday

How big is your feed line? -4AN?

If so, get the .6 restrictor from atpturbo.com
It's a -3AN, so does the size of the hose make the restrictor unneccessary?
 
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