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Can You Use An Aftermarket Waistgate With The Stock Twins

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Old 05-16-03, 11:42 AM
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Can You Use An Aftermarket Waistgate With The Stock Twins

JUST WANTED TO KNOW THIS BEFORE I BOUGHT THIS HKS WAISTGATE
Old 05-16-03, 11:49 AM
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No. The wastegate for the stockers is "internal" to the turbos. If you are talking about an aftermarket "Blow off valve", the thing that makes that cool sound. Don't waste your money, they work fine and they are free. You can make the stock BOV's sound much louder by simply venting them to the engine bay.
Old 05-16-03, 11:57 AM
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I don't see why you couldn't. i'm guessing oyu would have to be non sequential, and would have room for the valve were the TCA was.
Old 05-16-03, 12:28 PM
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The waste gate is build in to the turbo not added on. All is not lost, you can port the hole to 1.24 inches or put the prespool door in the wastegate position. The prespool door is 1/10 inch bigger, and open the hole even bigger.Or you can make a new door even bigger, and port the hole to 1.38 with a good amount of door to hole coverage (seal) .
Old 05-16-03, 01:56 PM
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And why are you contemplating buying a new wastegate? What makes you think you need one?
Old 05-16-03, 05:05 PM
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Originally posted by rynberg
And why are you contemplating buying a new wastegate? What makes you think you need one?
exactly...do mods that are gonna help...this is just to look pretty and so u can say u have a hks wastgate
Old 05-16-03, 06:37 PM
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WELL I WAS THINKNIG ABOUT THE WAISTGATE BECAUSE I WANTED TO RUN A MID PIPE, I THOUGHT THAT I WOULD NEED ONE I HAVE A BOOST CONTROL
Old 05-16-03, 07:01 PM
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No it will not work
Old 05-17-03, 02:20 AM
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Originally posted by LOSTinWANKELS
so u can say u have a hks wastgate
I agree with your sentiment, LOST, but this was too funny to pass up!

It's waystgait, y'all.

-Max
Old 05-17-03, 09:08 AM
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Originally posted by mazda/feed
WELL I WAS THINKNIG ABOUT THE WAISTGATE BECAUSE I WANTED TO RUN A MID PIPE, I THOUGHT THAT I WOULD NEED ONE I HAVE A BOOST CONTROL
Just port you stock one...wait till you go single turbo to buy an aftermarket wastegate...one more thing "WHY ARE YOU SHOUTING AT US?"
Old 05-18-03, 10:41 AM
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oh sorrry about the caps thats my bust, thanks for the info, but im lost, so if i wanted to still put the midpipe on with my boostcontrol would it stop the boost creep, thats really what i wanted to know thanks again everybody
Old 05-18-03, 10:46 AM
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Originally posted by mazda/feed
oh sorrry about the caps thats my bust, thanks for the info, but im lost, so if i wanted to still put the midpipe on with my boostcontrol would it stop the boost creep, thats really what i wanted to know thanks again everybody
Boost controllers only control the wastegate. If the wastegate is already doing what it can, then there is nothing else a boost controller can do. Therefore, if you are experiencing "boost creep", the wastegate is already maxed out. Your only options are to:

1. Port the wastegate
2. Add restriction to the exhaust

In simple, no. If you are experiencing boost creep, a boost controller will not control it. However, a boost controller will control "boost spikes".
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