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Dual Port Wastegate

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Old 08-28-2009, 03:41 AM
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Default Dual Port Wastegate

Why get a dual port wastegate vs the single port?

What advantage does it have? Is it only for very high boost?

Does it help w/ creep/overboost?
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Old 08-28-2009, 03:46 AM
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Faster spool, less overshoot, more ***** in your bed. Basically, you want a dual port EWG.
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Old 08-28-2009, 03:56 AM
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Did all Tials come w/ a dual port? I notice a port on the side. However, the top has a hole, but I don't notice threads. Is this the other port?



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Old 08-28-2009, 04:00 AM
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Originally Posted by Savington
Faster spool, less overshoot, more ***** in your bed. Basically, you want a dual port EWG.
This is probably the stupidest question ever, but since I haven't read anything about the dual ports or anything here goes:
Typically you connect the vacuum line from the wga to the boost controller. With a dual port, do you connect both lines to the same boost controller? with like a tee or something?
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Old 08-28-2009, 04:09 AM
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You would tee a single feed line, and then put the MBC inline with the top port. The bottom port gets fed full pressure. The top port sees an additional 6psi from the MBC, suddenly your boost pressure is WG spring + 6psi, etc.

Or you get an EBC and hook it up as directed, and the EBC alternates between top and bottom like a good hooker.
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Old 08-28-2009, 04:20 AM
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That is badass. Thanx for the clarification.
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Old 08-28-2009, 09:01 AM
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tial mvs crew signing in!

look at this piece of ****:
How to Rebuild a Wastegate
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Old 08-28-2009, 09:06 AM
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http://www.tialmedia.com/documents/w..._wginstall.pdf
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Old 08-28-2009, 09:55 AM
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the tial below is missing a second banjo fitting on the top.

Originally Posted by kenzo42
Did all Tials come w/ a dual port? I notice a port on the side. However, the top has a hole, but I don't notice threads. Is this the other port?



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