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Thread: Blow Off Valve

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    Thumbs down Blow Off Valve

    Hi

    I'm considering (and saving for) a turbo on my N/A VL Commodore RB30.
    I'm a huge fan of the idea of 250+ HP, but I'd like to know if they make blow off valves that don't make that stupid noise.
    Others might think it's cool, but I don't like the sound of a pigeon under the bonnet.
    Any help would be appreciated.

    thanks, Premium.
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    Yeah, its called a plumb-back...

    The pigeon noise is from running with no BOV...
    The Pssshhhht noise is from a BOV...
    A quality plumb back BOV shouldn't make much noise at all (and is legal)
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    Out of interest, are there different ones that make all different noises?
    Noob question probly, but hey.. im a noob. lol
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    Stop bagging him, he needs all those speakers to drown out the bullshit he dribbles.....

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    What your reffering to is called a dose/flutter caused from compressor surge. Its not a BOV.

    BOVS make the gay chhhhhhh often found on them rice box jap cars. bovs can also make no noise.

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    ahh yeh the flutter thing. So whats the difference? IF you can explain in short, or have a link?
    Quote Originally Posted by Not_An_Abba_Fan View Post
    Stop bagging him, he needs all those speakers to drown out the bullshit he dribbles.....

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    Quote Originally Posted by VL_5SPEED View Post
    What your reffering to is called a dose/flutter caused from compressor surge. Its not a BOV.

    BOVS make the gay chhhhhhh often found on them rice box jap cars. bovs can also make no noise.
    what do you mean ricer?

    YouTube - Ferrari Blow Off Valve

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    Quote Originally Posted by VL_5SPEED View Post
    What your reffering to is called a dose/flutter caused from compressor surge. Its not a BOV.
    Well, is there any way to stop the flutter? (sorry for all the nooblet questions, but I know SFA about Turbochargers)
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    Quote Originally Posted by premium View Post
    Well, is there any way to stop the flutter? (sorry for all the nooblet questions, but I know SFA about Turbochargers)
    Im pretty sure thats what the BOV's are for and yes there are silent ones around and they do serve a purpose

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    Quote Originally Posted by HICLAS View Post
    Im pretty sure thats what the BOV's are for and yes there are silent ones around and they do serve a purpose
    Ah, thanks!
    My field of knowledge is in Red motors, not RB30's (despite owning a VL...)
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    high-performance sunroof?

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    Quote Originally Posted by premium View Post
    Ah, thanks!
    My field of knowledge is in Red motors, not RB30's (despite owning a VL...)
    No worries man, yeah my mate has a hq and they are so simple to work on. Im also looking to put a turbo on my vl when i get my p's or enough money but i dont have the so called "series 2" block so ill just put a turbo motor into mine and not worry about converting everything

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    Quote Originally Posted by snowybill View Post
    ahh yeh the flutter thing. So whats the difference? IF you can explain in short, or have a link?

    Here is your lesson on dosing
    HOW TO MAKE YOUR VL DOSE (Step by step) - calaisturbo.com.au

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    buy an adjustable bov, has a soft and hard setting.. softer the more quite.
    Quote Originally Posted by Jamie-b View Post
    well i think a "headjob" would be better than stroking it?

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    I had a GFB Steath BOV. Had both a trumpet and also plumb back. About $500 from memory

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