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| Forum name | Turbo/Nitrous Tech |
| Topic subject | 2 vaccum ports? Adjustable wastegate |
| Topic URL | https://forums.2gnt.com/dcboard.php?az=show_topic&forum=i8&topic_id=109020 |
109020, 2 vaccum ports? Adjustable wastegate Posted by ryan95eclipse, Oct-12-11 08:25 PM
Just purchased a 38mm wastegate, brand new and aem fic for 20 bucks. lol dont ask :) but WIN! 2 big issues i need before friday. 1 is idk how to install my aem fic :( the 2nd. My wastegate has 2 spots/connectors? for hoses. one on top, and one on the back. The guy i got them from said to regulate it cause its adjustable with a 30psi spring inside and can adjust down to 8psi. Can anyone tell me how i would install this to be, adjustable?
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109021, RE: 2 vaccum ports? Adjustable wastegate Posted by CODE4, Oct-12-11 08:40 PM
Have you attempted to contact the manufacturer? You have not even included pictures, brand-name, or model. How is anyone suppose to help you?
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109022, RE: 2 vaccum ports? Adjustable wastegate Posted by DarkOne, Oct-12-11 08:47 PM
You can't "regulate" a wastegate below the rating of the spring.
You want to plumb a boost signal, typically from a nipple on the outlet of the turbo, to the lower back port on the wastegate.
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109023, RE: 2 vaccum ports? Adjustable wastegate Posted by ryan95eclipse, Oct-12-11 09:51 PM
The guy i bought it from told me it was a blox. at this time i dont really care.. it looks like a TiAL Knock Off. nothing else stamped on it or labeled. I found a drawn diagram of someone running a hose from the turbo to the wastegate, and the second nipple on the wastegate T'd into the first hose.. if that makes sense?
Heres a link to one almost identical.. as you can see the top and back side nipples.
http://www.google.com/imgres?q=TiAL+knockoff+wastegate&um=1&hl=en&sa=N&biw=1366&bih=511&tbm=isch&tbnid=HP6P995-1b-ZyM:&imgrefurl=http://forums.clubrsx.com/showthread.php%3Ft%3D731747&docid=qaksl-USxGOlTM&imgurl=http://sphotos.ak.fbcdn.net/hphotos-ak-snc1/hs258.snc1/10527_1169990968185_1180317573_485607_1186575_n.jpg&w=604&h=453&ei=7l-WTpSOH4aftwegmsTmAw&zoom=1
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109024, RE: 2 vaccum ports? Adjustable wastegate Posted by CODE4, Oct-13-11 03:38 AM
If you want adjustability, you are going to need a boost controller or swap out the diaphragm springs.
I would not count on something that cheap being reliable for very long either.
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109025, RE: 2 vaccum ports? Adjustable wastegate Posted by DarkOne, Oct-13-11 08:28 AM
The top port stays open. If you apply boost to the top port, you're effectively boosting the wastegate shut.
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109026, RE: 2 vaccum ports? Adjustable wastegate Posted by Slo2g, Oct-13-11 09:16 PM
Yep, most people only use both ports when using a boost control solenoid, because in the event of a failure it will not "infiniboost" but fall back to what the default wastegate pressure is. I'll look for the write up on it. I think its over on neons.org
Edit:
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109027, RE: 2 vaccum ports? Adjustable wastegate Posted by ez, Oct-15-11 05:45 PM
AEM FIC does not work well on our platform. Controlling the injectors throws a CEL. Would have been a great solution but they never designed a FIC specifically for 2g's AFAIK.
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