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Old 16 June 2009, 12:00 AM
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wrx fifer
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Default FAINT HIGH PITCH SQUEALING ON FULL BOOST

as above only running a td04l but have full 3" sports cat fmic,255 walbro,k&n,ported headers and matched up pipe,lightweight pulleys and prob missed some on a 2003 wrx engine dynod at 271 before headers etc is this noise cause the turbo is at its limit i do know that but is this what the noise is
Old 16 June 2009, 08:31 AM
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D1CCY
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Leak somewhere? Check all your turbo discharge hose clips for tightness.
Old 16 June 2009, 08:34 AM
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I'd start with a leaking up-pipe gasket before looking for anything serious.
Old 16 June 2009, 11:40 AM
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wrx fifer
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so its prob not the turbo making this noise then the up pipe and headers have not long been fitted
Old 16 June 2009, 11:54 AM
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wrx fifer
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and i have had problems with the fmic join from turbo to wing side blowing at the joint since headers fitted yesterday i tokk joint off cleaned then sprayed with hairspray and stuck 2 mikalors on it has not blown since then but you think its poss like an air leak making the noise ? or a good chance?
Old 16 June 2009, 12:04 PM
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I didn't spot the FMIC - that could also squeal under boost if not sealed.
Nick
Old 16 June 2009, 12:07 PM
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wrx fifer
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just with the pressure ok ill check all joints best i can i did fit everything myself and tried to torque up as should be but could be any joint anywhere i suppose
Old 16 June 2009, 05:14 PM
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scotty01
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Sounds like a leaky boost hose to me. If it's a slight leak it's gonna be a bugger to find it!
Old 16 June 2009, 06:26 PM
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i know
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