DIY Turbo Discussion greddy on a 1.8? homebrew kit?

Vacuum lines connections

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Old 12-21-2007, 05:51 PM
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Default Vacuum lines connections

Hi, Im in the process of installing my turbo and have a couple questions.
I use MSPNP.
First, the MS vacuum line is connected to the cruise control vacuum.
Now, I also have a BOV and my boost gauge. They need a vacuum fitting.
Should I just tap the intake and add 2 more fittings for each one or just connect MS, BOV and boost gauge to the cruise control niple?
Are there any other sources from which I could use a T fitting to connect the BOV and gauge?
Thanks
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Old 12-21-2007, 08:47 PM
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The best place for you to tap into your intake manifold for the MSPNP will be in the middle. The cruise port is noisy and can cause problems in your tuning. You can cut the line going to the fuel pressure regulator and T off of it for the MSPNP. Then you could T off of the cruise port for the BOV and Boost gauge.
What would be a great solid solution would be to add a vacuum manifold to the brake booster line. It would give you a great signal for all three items, or just the Boost gauge and MSPNP. Then tap the cruise port for the BOV.
If you're using a Tial BOV the cruise port will be too small.
You can get a vac manifold here: http://tunertoys.zoovy.com/c=pTlqE42...s_Edition.html

Or go to homedepot and make your own.
I tapped my manifold for two extra ports and am only using one.
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Old 12-21-2007, 09:10 PM
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Ditto on the manifold. TunerToyz one is pimp, but I'm ghetto and use one from McMaster Carr. Part #5469K121, $13.87 and it is black anodized aluminum.
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Old 12-21-2007, 11:08 PM
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Originally Posted by sbrian2
Ditto on the manifold. TunerToyz one is pimp, but I'm ghetto and use one from McMaster Carr. Part #5469K121, $13.87 and it is black anodized aluminum.
I'm not sure if it would cause problems, but the black anodized one that you linked to is not rated for vacuum. McMaster states in the description that only the nickel-plated or steel versions are vacuum rated. I'm not sure exactly what would prevent the others from functioning properly under vacuum, but it is stated in the description nonetheless. Any thoughts?
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Old 12-22-2007, 10:15 PM
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I've been using it for over a year with no problems. I'm not sure why they say it wont work for vacuum since as long as it is leak free it should work fine.
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Old 12-24-2007, 12:16 PM
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We sell a signal source fitting that goes into the brake booster line. It can accomodate up to three vacuum signals needed. It is $22.50, and includes the hose clamps needed for installation.
Stephanie

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Old 12-24-2007, 12:29 PM
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pretty cool, you guys are in desperate need of a better website, you have so much good stuff nobody knows you have
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Old 12-24-2007, 12:35 PM
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We are working on it! It should be done around the end of January. And contain tons of little items.
Stephanie
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Old 12-24-2007, 12:58 PM
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Originally Posted by Stephanie Turner
We sell a signal source fitting that goes into the brake booster line. It can accomodate up to three vacuum signals needed. It is $22.50, and includes the hose clamps needed for installation.
Stephanie

That's nice!
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Buy an MSPNP Pro, you'll feel better.
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