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TB Boost Leak Question

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Old May 12, 2014, 06:38 PM
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TB Boost Leak Question

I boost leak tested my car today and found a spot that is leaking. Unfortunately I can't really see back behind the throttle body to figure out where it is. From what I can see, hear, and feel it seems like it's coming from the circled portion of the attached picture. The noise changes audibly when I put my finger on this piece. What is this and can it actually leak or am I crazy?
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Old May 12, 2014, 06:49 PM
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change the oring and put a little high temp silicone sealant
Old May 12, 2014, 06:51 PM
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Did you change the shaft seals? Those are known to leak.
Old May 12, 2014, 06:59 PM
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Shaft seals have already been changed. A little piece of the TPS side shaft was torn during install (2nd set to do this) so I was expecting the leak to be from the shaft. Instead it was coming from this part.
Old May 12, 2014, 09:02 PM
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change oring in there and it should fix it
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