help me choose a new turbo
Thread Starter
Joined: Jun 2005
Posts: 2,753
Likes: 5
From: Seattle, Washington
help me choose a new turbo
my search is not working
are there options for a stock s5 manifold turbo upgrade. Right now I have a to4s coldside and a stock hotside which I reallly like and is nice and responcive.
Problem is the hotside is leaking oil and when I park the car then start it all the oil burn off into the exhaust and causes a huge smokeshow. This turbo has been rebuilt twice now, I'm not positive how many times you can rebuild one of these and want to research a new unit.
I'm looking to run 10-13 psi daily on this turbo and my current one seems to be working very hard at 14psi when it peaks, I want one with a higher efficenciy range where I'm not working it so hard to get similar results.
any help or opinions is appreciated.
are there options for a stock s5 manifold turbo upgrade. Right now I have a to4s coldside and a stock hotside which I reallly like and is nice and responcive.
Problem is the hotside is leaking oil and when I park the car then start it all the oil burn off into the exhaust and causes a huge smokeshow. This turbo has been rebuilt twice now, I'm not positive how many times you can rebuild one of these and want to research a new unit.
I'm looking to run 10-13 psi daily on this turbo and my current one seems to be working very hard at 14psi when it peaks, I want one with a higher efficenciy range where I'm not working it so hard to get similar results.
any help or opinions is appreciated.
I dont think that your turbo is causing your smoke.
Normal problems from a dead turbo seal is smoke after long periods of idling etc.
Smoke on startup sounds like water seal or dead oil control rings.
Normal problems from a dead turbo seal is smoke after long periods of idling etc.
Smoke on startup sounds like water seal or dead oil control rings.
Thread Starter
Joined: Jun 2005
Posts: 2,753
Likes: 5
From: Seattle, Washington
when the engine is fully heated or after 70c on the pfc there is no smoke. On the other hand the last time I drove it boosted just fine, 1.02 bar which is a little higher then I have my profec set to.
I popped the hood and all the smoke coming out was in the exhaust or the rest from the turbo, you have me scared now.
I popped the hood and all the smoke coming out was in the exhaust or the rest from the turbo, you have me scared now.
If you have oil in your intercooler pipe its your turbo. If you have an external oil leak on the center section of your turbo, or oil in your turbine housing/downpipe its your turbo. If you have oil on your spark plugs its your engine.
Thread Starter
Joined: Jun 2005
Posts: 2,753
Likes: 5
From: Seattle, Washington
after looking today I see water (condensation I believe) coming from the bottom of the turbo. Seems like I have a hairline crack on the bottom.
there is oil inside teh ic. been that way for a few months now.
I drove the car today and it didn't smoke a rediculous amount. I never shut it off until I parked it so I couldn't try to repro the huge smoke show.
Anyway back on it, what turbo could I replace mine with ?
there is oil inside teh ic. been that way for a few months now.
I drove the car today and it didn't smoke a rediculous amount. I never shut it off until I parked it so I couldn't try to repro the huge smoke show.
Anyway back on it, what turbo could I replace mine with ?
Full t4 like someone said...but if you have to have direct bolt in a BNR stage 2-3 would be good. My stage 3 gets 15 psi at 3800 rpms...the only way to get near stock spool response and have more power is a non hybrid turbo..
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