2.0L LSJ Performance Tech 205hp Supercharged SS tuner version. 200 lb-ft of torque.

Porting Intake Manifold??

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Old Mar 14, 2008 | 09:34 AM
  #26  
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Interesting...
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Old Mar 14, 2008 | 09:46 AM
  #27  
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Originally Posted by Speedytec
Yes, the Laminova surface area is huge, but we also need some airflow THROUGH the intercooler to avoid a big pressure difference...
Yup.
My initial design was to use 2 runs of 3 free standing cores (almost no housing around the cores), right after each other.
The cooling affect of the cores would be sacrificed by allowing them to be free standing, but by adding 2 extra cores to the system, should fix that problem.
It's just an idea now, as I haven't had time to test the idea in ANSYS.
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Old Mar 14, 2008 | 03:11 PM
  #28  
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Originally Posted by Omega_5
Yup.
My initial design was to use 2 runs of 3 free standing cores (almost no housing around the cores), right after each other.
The cooling affect of the cores would be sacrificed by allowing them to be free standing, but by adding 2 extra cores to the system, should fix that problem.
It's just an idea now, as I haven't had time to test the idea in ANSYS.
It sounds like you've put quite a bit of R&D into these intakes. Do you have a time frame inwhich they will be avalaible and at what cost?
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Old Mar 14, 2008 | 03:18 PM
  #29  
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Sounds good but sucks for me im looking for an Intake manifold to get rid of the laminova as i have the turbo setup and going to air to air FMIC.
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Old Mar 14, 2008 | 03:36 PM
  #30  
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Originally Posted by Luv2Race
Sounds good but sucks for me im looking for an Intake manifold to get rid of the laminova as i have the turbo setup and going to air to air FMIC.
https://www.cobaltss.net/forums/show...highlight=FMIC

I'm also trying to get one rolling that will allow us to run an FMIC with either the stock SC, TVS, or basic turbo kit.

Originally Posted by lepolesconcepts
It sounds like you've put quite a bit of R&D into these intakes. Do you have a time frame inwhich they will be avalaible and at what cost?
I've put a fair bit of time into these projects... but automotive engineering and design is kind of my hobby.
Time seems to be the biggest constraint on this project, so I'm not to sure when we could expect something. I'm trying to aim for May... but it's looking more like June-ish before something will be available to public buyers.

Last edited by Omega_5; Mar 14, 2008 at 03:36 PM. Reason: Automerged Doublepost
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Old May 29, 2008 | 01:17 PM
  #31  
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Bumpity Bump!
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Old Jun 2, 2008 | 12:10 PM
  #32  
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Originally Posted by Omega_5
Ummm... how about waiting patiently like everyone else...
I'll have a how to in a few weeks.

On the difficulty scale... I'll call it a 7/10
On the no-brainer scale... it's a 2/10


Edit:
Also, I'm working with a local company on getting a few new intake manifolds made up for production... should be pretty minty...
One being an FMIC capable manifold... and after that hopefully a more free flowing water to air manifold.
Did you delete your old How To?

I can't seem to find it.

Originally Posted by Omega_5
No.... unless you take off too much material.
Opcon recommends a 15mm width for all laminova ports. The OEM manifold is 15mm in the middle, but tapers off to about 11mm at the ends.
After doing some research, I found that you can maximize air flow, while keeping cooling area at a maximum if the slot is increases to 22-24mm.
Anything over 24mm is too much, and you loose effective cooling area.
In your old thread you said the ports could be opened up to 18mm. So now you are saying they can be opened up even more? More is better I guess.
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Old Jun 2, 2008 | 12:32 PM
  #33  
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Look at the date that was posted.

The initial calculations I ran made the assumption that we could open them up to 22-24mm.... after running a practical flow test, I came to the conclusion that we start loosing far too much cooling affect after 18mm.

To clarify... so not port past 18mm.


As far as the how-to.... gone.
I'll start handing out information again when the n00bs of CSS.net stops being a group of whiny girls.
It's not hard to do though... look at the pics in my gallery, and you can probably figure it out.
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Old Jun 2, 2008 | 12:57 PM
  #34  
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Originally Posted by Omega_5
Look at the date that was posted.
Ohhhh.

Originally Posted by Omega_5
To clarify... so not port past 18mm.
Ok. Good to know.

Originally Posted by Omega_5
As far as the how-to.... gone.
I'll start handing out information again when the n00bs of CSS.net stops being a group of whiny girls.
But thats never going to happen!

Originally Posted by Omega_5
It's not hard to do though... look at the pics in my gallery, and you can probably figure it out.
I read that thread about 20 times. I should be able to figure it out.

Did you ever post pics of the finished product? Im intested to see the welding job.
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Old Jun 2, 2008 | 01:02 PM
  #35  
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Originally Posted by ebristol
Did you ever post pics of the finished product? Im intested to see the welding job.
Just looks like a welded cast aluminum intake.

I might have a few pics of the inside, unless the girlfriend deleted them.
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Old Jun 2, 2008 | 02:16 PM
  #36  
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Originally Posted by Omega_5
Just looks like a welded cast aluminum intake.

I might have a few pics of the inside, unless the girlfriend deleted them.
Yeah I know. I brought my spare IM to this shop and told them what I wanted to do. Then asked them if they could weld it back together. Of course they said "We can do that." So I was hoping to get a look at yours to compare wether they did a good job or not.
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Old Jun 2, 2008 | 02:23 PM
  #37  
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Note to those attempting to port there manifolds:

Be very careful to make sure you do not mess up the area on the opposite of the endcap where the laminova cores' o-rings seal to the intake. I have a manifold I purchased from another member who messed up that area very badly, causing their intake to constantly leak coolant.
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Old Jun 2, 2008 | 02:38 PM
  #38  
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I dunno how or why anyone would port near those parts in the first place, that sucks though. I've got mine all cut up ready to port, just waiting for a nice leisurely day to go at it.
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Old Jun 2, 2008 | 02:45 PM
  #39  
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Originally Posted by LopsidedJester
I dunno how or why anyone would port near those parts in the first place, that sucks though. I've got mine all cut up ready to port, just waiting for a nice leisurely day to go at it.
Didn't bother me none, I got a core I can use for fabricating for cheap. lol.
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Old Jun 4, 2008 | 06:15 PM
  #40  
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Would very much like to see what the porting will bring extra on a well tuned LSJ.
Only results can stop the whining (and bring the thread back... )

Keep on porting!
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Old Jun 5, 2008 | 12:14 AM
  #41  
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I enjoyed reading this and will definately look forward to maybe potentially trying to this myself.. Or.. Pay someone too :P
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Old Jun 9, 2008 | 03:26 PM
  #42  
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subscribed for a very very interesting thread
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Old Jun 13, 2008 | 09:32 AM
  #43  
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Just a bump to see if anybody already has some measurable gains by porting his manifold like this....

Or maybe the "new intake manifold designers" have something to share with us?

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Old Jun 13, 2008 | 09:33 AM
  #44  
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Originally Posted by Speedytec
Or maybe the "new intake manifold designers" have something to share with us?

Yeah... I have something to say...

I hate competing for laser time with oil field companies....
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Old Jun 13, 2008 | 10:24 AM
  #45  
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That's just a matter of numbers..
Just increase your order by 10.000 pcs and they will start listening to you..

Good to know there is something in the pipeline.
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Old Jun 13, 2008 | 10:26 AM
  #46  
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Oh well... That's what I get for being the nice guy and saying "fit me in whenever"....

I'll have to call up my buddy over there and get him to pull some strings.
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Old Jun 13, 2008 | 10:51 AM
  #47  
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you still have patient people waiting for you.
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