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hood stack questions

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Old Nov 29, 2009 | 03:45 AM
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Default hood stack questions

well, i have a 96 old 12 valve and im looking to put a hoodstack on it, please if anyone has any pictures they would like to share of how they did theres or anyone have any ideas, please let me know, theres no such thing as a dumb idea. please help me out. im lookin to go 5 or 6 inch stack not sure yet. but i would also like directions on how to come off the turbo, cause flex pipe isnt very flexible, thanks all.
 
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Old Nov 29, 2009 | 03:58 PM
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I assume this is for off road or racing only use? You are aware that a hood stack wouldn't be street legal right? Not trying to rain on your parade, just trying to save you a headache later on after you have cut a hole in your hood.
 
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Old Nov 29, 2009 | 04:31 PM
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If you really want to do this take it to an exhaust shop that can make their own pipes. It will save you a massive headache and it isn't that expensive.
 
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Old Nov 29, 2009 | 09:09 PM
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An exhaust shop isn't gonna have any clue on doing this nor will they likely have the parts.

On a '96 it isn't that bad due to the location of the turbo.

What you'll need is a 3.5" flange and a 90* section of pipe. You use the v-band clamp to fasten this to the turbo exhaust flange and make it long enough so it goes about the hood 2 - 3".

Now you need to fabricate the 5" or 6" pipe and fasten it to the hood.

Hood stacks are actually 2 piece units. The part sticking out of the hood is just decoration and is basically just an extension.

As Nick said, they are not legal for road use.
 
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Old Nov 29, 2009 | 11:55 PM
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nothing i ever do is ever street legal, lol, i have no problems, i had mini trucks that were 100 percent illegal and havent had to many probs, im used to the cops and know some of them by name ; ), lol but yea, so how do i get the pipe from the back of the turbo turned so that it will go forward? a 90 would only put it in the wheel well, would i need 180*? with a 90 coming off that?

maybe im dumb, lol, but im confused, if you can, please show pics. i got the 90* and the 3.5" flange but how do i get the pipe from the back of the turbo to the front? idk if i want the pipe so far back on the hood?
 

Last edited by 01ramcummins; Nov 29, 2009 at 11:59 PM.
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Old Nov 30, 2009 | 06:10 AM
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Here's a bit of an ugly example of it, but it'll give you an idea.

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Old Nov 30, 2009 | 03:24 PM
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my turbo is closer to the firewall tho. the downpipe runs right along the firewall, its a tight turn. that looks like there is plenty of room for a "U" im gonna see wat i can do. thanks for the help, and coaltrain, id like to get the jhook. i have the automatic, so do i need the elbow of just the jhook?
 
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Old Nov 30, 2009 | 04:50 PM
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Just the hook, you have an HX35 turbo.

The manuals need the elbow, they have the HY35.
 
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Old Nov 30, 2009 | 05:41 PM
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cool, thanks.
 
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Old Nov 30, 2009 | 07:00 PM
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If you need a hood stack fabricated, let me know and we'll get you one.

All I'd need a picture of your engine bay to make sure there's no clearance issues.

And NO, it would not look like that hack in the picture.

What we'd do is use a 4" 180* section with v-bands on both ends, one for the turbo flange and one on the outlet end. Then the 90* section would have a v-band to connect to the 180.

That would give you plenty of adjustability to position it as needed.

Doghouse Diesel and Sterling Performance and Fabrication

 

Last edited by Coal Train; Nov 30, 2009 at 07:39 PM.
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