2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

which BOV makes this noise?

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Old Mar 27, 2004 | 07:13 PM
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1SxyRXy's Avatar
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From: rohnert park,CA/ bay area
which BOV makes this noise?

i was wondering which BOV makes the fluttering type of noise, kind of like pressure serge. im kinda getting tired of my HKS , i was thinking it might be the blitz bov that makes the noise? and which would be more reliable?
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Old Mar 27, 2004 | 07:17 PM
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That fluttering is compressor surge (not a BOV) which is bad for the turbo. I think it's caused by a BOV spring that so tight that it won't activate at lower boost levels.
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Old Mar 27, 2004 | 07:51 PM
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hmm. i also heard it on a turbo jetta, and some supra's
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Old Mar 27, 2004 | 07:56 PM
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he's talking about the one that is one the supra in 2fast2gay...i think it is greddy, but it may be hks
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Old Mar 27, 2004 | 08:03 PM
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Like they said, it's compressor surge, which is a bad thing.

While it may get you some 'JDM Tyte' points, it is indeed a bad thing.
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Old Mar 27, 2004 | 08:14 PM
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1SxyRXy's Avatar
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my fc broke
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well i didnt think you would get compressor surge with a bov especially an upgraded one, they are ment to stop compressor surge just wouldnt make any sense to have one if its just gonna do it anyways
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Old Mar 27, 2004 | 08:43 PM
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i'm telling you guys, it's not compressor surge, that is a real bov sound. i've seen one in action on a 2nd gen eclipse around here, and it is damn cool...
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Old Mar 27, 2004 | 09:00 PM
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yeah. i want one like that. im tired of my BOV being hella loud and getting alot of attenchin
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Old Mar 28, 2004 | 03:45 AM
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I have a Sard R2D2 and it's a dual drive BOV. At release from light to medium throttle, it lets out the excess air in pulses to keep a tiny bit of pressure in the charge pipes for a little better response. At release from WOT, it is just a full discharge. Maybe that is what you're talking about. Also the blitz DD is the same way.
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Old Mar 28, 2004 | 09:35 AM
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I think the noise is the same one that they used for Tokyo Xtreme Racer 2 (or Zero, for PS2 owners). It's the most expensive blow-off valve in the game. If anyone is interested, I can try to record the sound off of my TV.
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Old Mar 28, 2004 | 09:49 AM
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I have heard people with 2 BOV's and they do that, almost sounds like a "shudder"

*edit* The one on the eclipse in 2f2f is teh Blitz DD....btw!

Last edited by Verbal; Mar 28, 2004 at 09:51 AM.
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Old Mar 28, 2004 | 11:49 AM
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i was talking about micheal eams' supra at the first race, the gold one with greddy plastered all over it. i can't remember what the eclipse sounded like...guess i didn't pay attention to it very much
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Old Mar 28, 2004 | 12:44 PM
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Oh dayum, i meant the first movie- i forget that was the sequal
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Old Mar 28, 2004 | 01:56 PM
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Get a TIAL and be done with it
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