can I put blow off on SC?

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Old Dec 1, 2007 | 07:32 AM
  #1  
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Default can I put blow off on SC?

can I put blow off on SC?

My friend just bought a Mini cooper S.

He wants to know if he can put blow off on his SC.
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Old Dec 1, 2007 | 07:38 AM
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Default Re: can I put blow off on SC? (xkrntamax)

You can put BOV on just about anything. And yes you can. But what is the question exactly and why do you guys feel he needs one??
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Old Dec 1, 2007 | 07:59 AM
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Default Re: can I put blow off on SC? (cptengineer)

he wants to have wooooosh! sound
on his cooper.

I don't know much about turbo or SC

what is the reason to put bov anyway?
just for the wooosh! sound?
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Old Dec 1, 2007 | 08:09 AM
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Default Re: can I put blow off on SC? (xkrntamax)

now why would you make something for the woosh sound.....it is a functional piece...think about it.... BLOW OFF VALVE.... lets use the context clues.... Blow off (so we know it blows off) Valve( and we know it has a valve)....anyways i dont know where i was going with that.... it vents unwanted pressure from charge pipes that way compressor surge does not occur
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Old Dec 1, 2007 | 08:15 AM
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Default Re: can I put blow off on SC? (xkrntamax)

O.K. then NO because on a SC is placed after the throttle plate and I think, that when cars come from factory with SC they have a bypass valve that bleed of unwanted pressure. Sorry No WOOOOsh. . But I'm sure he can still enjoy his mini
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Old Dec 1, 2007 | 08:25 AM
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Default Re: can I put blow off on SC? (cptengineer)

so there is noway to put bov on his mini?
woo.... kkk

thx for giving me a great info.
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Old Dec 1, 2007 | 01:51 PM
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Default Re: can I put blow off on SC? (xkrntamax)

Does he have a roots style SC, or is it centrifugal?
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Old Dec 1, 2007 | 02:35 PM
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Default Re: can I put blow off on SC? (TDogg Teg)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by TDogg Teg &raquo;</TD></TR><TR><TD CLASS="quote">Does he have a roots style SC, or is it centrifugal?</TD></TR></TABLE>

what is a roots style?
would it be much better to post a pic of his under hood?
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Old Dec 1, 2007 | 03:46 PM
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I believe the mini cooper S has a roots type charger
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Old Dec 1, 2007 | 08:56 PM
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Default Re: (EASY101)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by EASY101 &raquo;</TD></TR><TR><TD CLASS="quote">I believe the mini cooper S has a roots type charger</TD></TR></TABLE>

Oh. Well if thats the case, no "whoosh" for your friend, xkrntamax.
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Old Dec 1, 2007 | 10:48 PM
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Default Re: (TDogg Teg)


Mini's have a Roots blower, no BOV, but he can always do this:

http://cgi.ebay.com/ebaymotors...ZWDVW
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Old Dec 1, 2007 | 11:00 PM
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Default Re: (rmcdaniels)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rmcdaniels &raquo;</TD></TR><TR><TD CLASS="quote">
Mini's have a Roots blower, no BOV, but he can always do this:

http://cgi.ebay.com/ebaymotors...ZWDVW</TD></TR></TABLE>

Beat me to it.
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Old Dec 2, 2007 | 03:38 AM
  #13  
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too bad he said the blow off valve sound the the turbo spooling sound that little ebay thing u guys posted just gives the sound of the spool , not the sound of the BOV
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Old Dec 2, 2007 | 10:33 PM
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if u run a MAF it might cause some weird things to happen.
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Old Dec 3, 2007 | 12:33 AM
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Default Re: (JaredKaragen)

S/c is most likely internally bypassed aswell.
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Old Dec 3, 2007 | 05:24 AM
  #16  
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Default Re: can I put blow off on SC? (xkrntamax)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by xkrntamax &raquo;</TD></TR><TR><TD CLASS="quote">can I put blow off on SC?

My friend just bought a Mini cooper S.

He wants to know if he can put blow off on his SC.</TD></TR></TABLE>

the answer is yes, the valve will need to be open to bypass air at idle and light throttle (we offer a -3psi spring for this)

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Old Dec 3, 2007 | 06:03 AM
  #17  
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Default Re: can I put blow off on SC? (TiAL)

The answer is no, the Mini Cooper S already has a bypass valve that opens under light throttle, so there is no boost to blow off. Here's a picture of it, these are a feature of basically all Roots blower setups:

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Old Dec 3, 2007 | 06:16 AM
  #18  
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Default Re: can I put blow off on SC? (rmcdaniels)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by rmcdaniels &raquo;</TD></TR><TR><TD CLASS="quote">The answer is no, the Mini Cooper S already has a bypass valve that opens under light throttle, so there is no boost to blow off. Here's a picture of it, these are a feature of basically all Roots blower setups:

</TD></TR></TABLE>
no, if you used our bov with the -3psi S/C spring (or any other bov that works in a similar matter), the valve would remain open under idle and light throttle, then close when you plant your foot, then blow off when you need it to. It would act exactly like CBV without the recircualtion part - you are venting the air as opposed to recirculating

a bov can 'blow off' with no boost, as seen in the neutral revving contests in the past

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Old Dec 3, 2007 | 06:31 AM
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the new minis use a turbo, not a roots. depends on how old the mini is.
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Old Dec 3, 2007 | 09:40 AM
  #20  
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Default Re: (spets)

That's true, if it's brand new then it would have a turbo.

Neutral revving turbo cars has nothing to do with putting a BOV on a Roots SC car, mostly because the throttle body is on the other side of the compressor on a SC'd car, but there are other reasons that it wouldn't do anything for him.

At any rate it's a MAF car, not a speed-density car like a Honda, so he'd want to recirculate it, thereby effectively muffling the wooooosh! sound.
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Old Dec 3, 2007 | 01:26 PM
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Default Re: (rmcdaniels)

whats with you and all the ? Fyi a 07 Nissan Altima 2.5S 6SPEED dose not get a
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Old Dec 3, 2007 | 01:31 PM
  #22  
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Default Re: (rmcdaniels)

well, his car is 06 model, which is SC.
So he can't put BOV right?
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Old Dec 3, 2007 | 01:51 PM
  #23  
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Default Re: (xkrntamax)

NO, you can't put a bov on a s/c car. If he wants to for looks, tell him buy one and get a tube of jb weld and he will have a bov for show.
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Old Dec 3, 2007 | 01:55 PM
  #24  
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Default Re: (xkrntamax)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by xkrntamax &raquo;</TD></TR><TR><TD CLASS="quote">well, his car is 06 model, which is SC.
So he can't put BOV right?</TD></TR></TABLE>
yes he can, but he will have to convert from a MAF if it's metering air pre CBV/BOV
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