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Old Jul 2, 2010 | 04:01 AM
  #241  
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Originally Posted by 4SHIZZIL
can we do oil sump pumps on the VQ, secondary systems or something. oil pressure is a common thing with CASS. I wonder if a part being used is faulty from the built motors?
Corey - Every time I have done a rebuild I have used brand new components. New cores, heads, cams, timing chains and so on. I have all the lines flushed as well.

I dropped off the longblock at Justice today, teardown on Tuesday and evaluation of options to follow. I confirmed that the turbos are done....again, but the heads and cams may have survived. I almost want to build a block from all the failed pieces just to see how long it would last. It would be loose as hell and eventually blow up, but that is basically what is happening now anyway.
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Old Jul 2, 2010 | 05:20 AM
  #242  
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Originally Posted by Cass007
Corey - Every time I have done a rebuild I have used brand new components. New cores, heads, cams, timing chains and so on. I have all the lines flushed as well.

I dropped off the longblock at Justice today, teardown on Tuesday and evaluation of options to follow. I confirmed that the turbos are done....again, but the heads and cams may have survived. I almost want to build a block from all the failed pieces just to see how long it would last. It would be loose as hell and eventually blow up, but that is basically what is happening now anyway.
You going to take it back to Blouch or are you going to start looking for a different turbo kit?

I have been reading but have not commented on the situation since I have nothing to contribute. I don't think many people here can put themselves in your shoes after all that has happened. I'm glad that you have gone the DIY route since it is not easy to keep doling out $$$ on labor and not have any guarantee. If you need any documentation or anything let me know and I will be more than happy to help you out.
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Old Jul 2, 2010 | 06:04 AM
  #243  
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This is why I am running an inline filter on turbo oil feed line. I cant believe thats not standard practice when rebuilds are about 300$/turbo and the filter is only 30$.

Again, thats all 20/20 hindsight though.

Originally Posted by Cass007
I confirmed that the turbos are done....
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Old Jul 2, 2010 | 06:23 AM
  #244  
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Originally Posted by str8dum1
This is why I am running an inline filter on turbo oil feed line. I cant believe thats not standard practice when rebuilds are about 300$/turbo and the filter is only 30$.

Again, thats all 20/20 hindsight though.
Try $1600 for Garret turbo rebuild

Do you have pics of how you have your inline filter installed since I will probably want to implement that since my motor is currently out

http://www.maperformance.com/earls-i...il-filter.html

Last edited by Glex25; Jul 2, 2010 at 06:47 AM.
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Old Jul 2, 2010 | 09:54 AM
  #245  
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Originally Posted by rcdash
The only people that will tell you that an oil cooler is not necessary for reliable FI are those that either (A) don't run an oil temperature gauge or (B) don't have a car that runs (sits in a garage, been in a shop past 3 yrs, etc).

I can post data logs of oil temp vs seconds in boost WITH an oil cooler. You keep the revs above 5k for more than 20 seconds and you will see oil temps climb regardless of what kind of cooler you've got. The larger the cooler, the harder you can push it without the engine getting too hot. I drive twisty roads back and forth each day to work, only 20 mins, in 3rd and 4th gear, at 15 psi, and my oil peak temp yesterday was 260 deg F. Peak coolant was 185. Peak trans was 200. Ambient air temp was 89 deg F. AIT was 75-90 degrees (running W/M). Do what you want with the data.

Alberto, if you've been running great without an oil cooler, consider yourself lucky - and get an oil cooler on there. I'd be surprised if you didn't have elevated copper and lead levels in your UOA from Blackstone.
Raj, I've been FI and built for almost 3 years and 20K miles now, with no oil cooler. So far so good, I guess.

Last edited by BrianLG35C; Jul 2, 2010 at 09:56 AM.
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Old Jul 2, 2010 | 09:59 AM
  #246  
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Originally Posted by BrianLG35C
Raj, I've been FI and built for almost 3 years and 20K miles now, with no oil cooler. So far so good, I guess.
Oil Gauge installed ?
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Old Jul 2, 2010 | 10:49 AM
  #247  
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thats the filter, just put it in line with the turbo feed. no pics needed

Originally Posted by Glex25
Try $1600 for Garret turbo rebuild

Do you have pics of how you have your inline filter installed since I will probably want to implement that since my motor is currently out

http://www.maperformance.com/earls-i...il-filter.html
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Old Jul 2, 2010 | 11:55 AM
  #248  
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Originally Posted by BrianLG35C
Raj, I've been FI and built for almost 3 years and 20K miles now, with no oil cooler. So far so good, I guess.
Brian, Chicago is a little cooler I suppose - and it's pretty flat and urbanized. It's often in the 90-100 deg F range ambient here in NC during the summer. That with twisty, hilly roads and some "spirited" driving makes it a scorcher on the engine. As long as you monitor temps and it stays under control, it's perfectly fine. Going in a straight line at speed, I never have to worry about oil temps (but I have a cooler!). It's when you're constantly changing speed with less airflow (fluctuating say between 20 and 80 mph) that the oil temps skyrocket (for me).

Have you done any Blackstone UOA? If the copper and lead levels are fine, then I guess no wear and tear is evident, so that's another metric I guess.

Last edited by rcdash; Jul 2, 2010 at 12:01 PM.
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Old Jul 2, 2010 | 12:49 PM
  #249  
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Usually if someone doesn't have an oil cooler they also don't have an oil temp gauge so it's a moot point. If they had an oil temp gauge I bet an oil cooler would be on order shortly thereafter LOL
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Old Jul 2, 2010 | 01:50 PM
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Originally Posted by djamps
Usually if someone doesn't have an oil cooler they also don't have an oil temp gauge so it's a moot point. If they had an oil temp gauge I bet an oil cooler would be on order shortly thereafter LOL


I had already gotten my oil cooler but after running my car with the temp gauge hooked up without the cooler hooked up...


If I hadn't already bought it it would have gone straight on the list lol
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Old Jul 2, 2010 | 02:02 PM
  #251  
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Originally Posted by djamps
Usually if someone doesn't have an oil cooler they also don't have an oil temp gauge so it's a moot point. If they had an oil temp gauge I bet an oil cooler would be on order shortly thereafter LOL
Lol....True
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Old Jul 2, 2010 | 02:03 PM
  #252  
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Originally Posted by djamps
Usually if someone doesn't have an oil cooler they also don't have an oil temp gauge so it's a moot point. If they had an oil temp gauge I bet an oil cooler would be on order shortly thereafter LOL
Exactly the route I took on the G35-TT - First came the gauge, next came the oil cooler shortly after.

Even my old 1992 300Z TT I had back in the mid-90's came from the factory with an external oil cooler, not sure how good it was because I never put a gauge on that car - lol The motor/turbo's did however last 125K miles before one of the turbo's finally croaked. I used castrol 15W-50 in the summer and 10W-40 in the winter, regular catrol dino-oil for 10 years daily driven!
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Old Jul 3, 2010 | 04:56 AM
  #253  
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Originally Posted by Glex25
You going to take it back to Blouch or are you going to start looking for a different turbo kit?

I have been reading but have not commented on the situation since I have nothing to contribute. I don't think many people here can put themselves in your shoes after all that has happened. I'm glad that you have gone the DIY route since it is not easy to keep doling out $$$ on labor and not have any guarantee. If you need any documentation or anything let me know and I will be more than happy to help you out.
Not sure what the options are at this point. Blouch is local, so they always are the first option.

Try $1600 for Garret turbo rebuild
- like $1750 for the last one. $2300 if I want to change wheels or housings again.

There are parts of this kit that I love and parts that I don't. I would have to replace the turbos (or at least discount the price of replacement) if I sell the kit, so its only worth $2200ish. I am going to do a little research to see if I can hybrid something like this:

http://www.speedforceracing.com/inde...productID=1011

and then add a tank and return pump for the oil returns, change or customize the pipes to the IC too. I need to see if my turbos would bolt up to this setup. I think I can rotate the cold side housings so they point in the right direction for the IC pipes. Just thinking out loud here...
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Old Jul 3, 2010 | 05:02 AM
  #254  
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^^ that would get you in the realm of a custom kit pretty much.... its like most of the cast logs that most kits come with can just be swapped even to aftermarlet headders, much less this....the ammount of modifications requeired...migth as well get something more 1-off-turbo-kit then......
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Old Jul 3, 2010 | 05:13 AM
  #255  
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You may want to get in touch with Sound Performance since they make a kit very similar to this. Just putting it out there.
See here:
http://www.spracingonline.com/store/...Kit__350Z/3223
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Old Jul 3, 2010 | 05:52 AM
  #256  
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Originally Posted by rrmedicx
You may want to get in touch with Sound Performance since they make a kit very similar to this. Just putting it out there.
See here:
http://www.spracingonline.com/store/...Kit__350Z/3223
Saw that Randy, but I didn't see the headers for sale separately. I suppose its at least worth a phone call.
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Old Jul 3, 2010 | 06:05 AM
  #257  
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Yeah and the fact that your probably at least a hundred miles closer to them than I am.
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Old Jul 3, 2010 | 07:37 AM
  #258  
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wow 1750$ is $$$, PTE journal bearings are only 300$/each to rebuild.

FWIW, If you are going to a header style setup, find a shop that can do all the fabrication on the car. Getting it made in a jig and then retrofitted is mediocre fitment at best. I definitely had to 'massage' my kit in and woulda easily paid SFR or SP to make it on my car if they were so far away.

Tim at SFR can weld any mounting flange on to those headers, so you can make your current turbos fit.


Originally Posted by Cass007
- like $1750 for the last one. $2300 if I want to change wheels or housings again.

There are parts of this kit that I love and parts that I don't. I would have to replace the turbos (or at least discount the price of replacement) if I sell the kit, so its only worth $2200ish. I am going to do a little research to see if I can hybrid something like this:

http://www.speedforceracing.com/inde...productID=1011

and then add a tank and return pump for the oil returns, change or customize the pipes to the IC too. I need to see if my turbos would bolt up to this setup. I think I can rotate the cold side housings so they point in the right direction for the IC pipes. Just thinking out loud here...
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Old Jul 3, 2010 | 03:25 PM
  #259  
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If only I had $$$ I would take the manifolds, the wastegate downpipes and the Wastegates.

I been wanting to go external wastegate forever

Just finished moving one side of the kit to the new motor and found I had exhaust leak since 2 nuts were missing for the bottom bolts for the header.

Last edited by Glex25; Jul 3, 2010 at 03:30 PM.
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Old Jul 7, 2010 | 03:25 AM
  #260  
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Originally Posted by Cass007
Saw that Randy, but I didn't see the headers for sale separately. I suppose its at least worth a phone call.
when I had the bimmer these guys had the best mani's around.. I think they can do any car depends on how much you are willin to come out of pocket.




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