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  #1  
Old 30-08-2006, 10:45 PM
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Default Wastegate Flutter

I like the sound of the wastegate flutter. Can anyone tell me if its possible to create that sound on a MY00 runnin stock turbo, BOV and wastegate?

Sorry for noob questions
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Old 30-08-2006, 11:22 PM
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isnt that the air going backwards through the turbo and is a bad thing?

but probably not having a bov will do it!
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Old 30-08-2006, 11:33 PM
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my car... no BOV = flutter? damn. I just like that sound i hear from other ppls bov with an fluttering echo
Just wondering if i can have that with stock gear. Though i still want my BOV to still have its use
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Old 31-08-2006, 03:03 AM
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with stock? errr.... no don't think so.
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Old 31-08-2006, 05:47 AM
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Think you wind the pre-tension of the piston to the BOV tight if you want that "cha cha cha" sound. However.. thats bad.
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Old 31-08-2006, 06:40 AM
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Get a Pod Filter, and then take off the bov and block off all associated pipes. DONE!

Beware though... Doing this causes your turbine blades to rapidly deccelerate when you close the throttle. This rapid decceleration puts a fair bit of pressure on the bearings on the turbo. Running no BOV will significantly decrease the lifespan of your turbo. But dont worry, TD04 WRX turbos are cheap. Of you can afford to replace it when it dies, go for it!
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Old 31-08-2006, 09:02 AM
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Don't know if non users can access this, but plenty of info about turbo flutter:


http://www.rexnet.com.au/forum/index...topic=56191&hl

http://www.rexnet.com.au/forum/index...topic=52293&hl
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  #8  
Old 31-08-2006, 09:49 AM
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Get a Pod, FMIC and run no bov and it will flutter off its nuts!

As mister two said beware it will shorten the life span of your turbo and could chip the blades.
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Old 31-08-2006, 09:52 AM
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In seriousness, you wont 'replicate' the sound. Your best option would be a pod filter (be sure to isolate it from engine bay heat or its a step backwards). Furthering that a change of bov will give you all the noise you want, bearing in mind an external venting bov on a factory tune will reduce fuel consumption due to overfueling off throttle.
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Old 31-08-2006, 10:01 AM
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Quote:
Originally Posted by joey89
Get a Pod, FMIC and run no bov and it will flutter off its nuts!

As mister two said beware it will shorten the life span of your turbo and could chip the blades.

How will it chip the blades?

my 32 had ppl thinking I was a Melbourne Leb ... it fluttered hard. 100mm fmic, long pipes, no bov , k and n filter.

Liberty is similar, pod, hks bov, long pipes 75mm fmic, and it flutters pretty hard too... cant really stop it.
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