[Supras] blowoff valve recommendation

[t72pwrd]

Ah, OK.  I was running stock ECU, VPC and 1st gen AFC.  No kidding it was a 
long time ago.  Good times!

> Certainly not the case now...the cars or you maturing.  LOL!

I'm sure I could find SOMEBODY to attest to my maturation, just not sure who 
at this point!

----- Original Message ----- 
From: "Jim Jobe" <jjobe2 at supratech.org>
To: "t72pwrd" <NHOLDEN1 at woh.rr.com>
Cc: <b2nice84 at aol.com>; <berniek at technicaldevelop.com>; <Supras at supras.com>
Sent: Wednesday, November 14, 2007 6:22 PM
Subject: Re: [Supras] blowoff valve recommendation


>
> Actually I was noting the time when I had the stock AFM
> and thus also the stock ECU.  And, amazingly, I had a stock
> turbo then too.  It was pushing 13-15psi.  That was a long
> time ago for both of us.
>
> No ill effects, not even a backfire from it.
>
> Certainly not the case now...the cars or you maturing.  LOL!
>
> On Wed, Nov 14, 2007 at 06:16:09PM -0500, t72pwrd wrote:
>> Option B with HKS SSQV vented to atmosphere worked for me as well.  My
>> turbo was a -60 trim at 21PSI at the time.  HKS valve was located where 
>> the
>> passenger side foglight WAS.  Amusing as hell to see people jump when I
>> shifted.  Of course this was a damned long time ago and I was much 
>> younger
>> then.  Some people even say I've matured ;-0
>>
>> Jim is also too modest to say he's running a turbo quite a bit bigger 
>> than
>> any of the ones discussed so far.  SP61 or 63 IIRC.
>>
>>
>> ----- Original Message ----- 
>> From: "Jim Jobe" <jjobe2 at supratech.org>
>> To: <b2nice84 at aol.com>
>> Cc: <berniek at technicaldevelop.com>; <Supras at supras.com>
>> Sent: Tuesday, November 13, 2007 11:08 PM
>> Subject: Re: [Supras] blowoff valve recommendation
>>
>>
>> >
>> >Option B has worked very well for many, for a long time.
>> >
>> >I've also run just the HKS SSQV with no ill effects.
>> >
>> >On Tue, Nov 13, 2007 at 09:49:19PM -0500, b2nice84 at aol.com wrote:
>> >>The below options is using a blow off valve.
>> >>
>> >>Option A
>> >>The HKS SSQV has an adapter you can add to be able to redirect the air
>> >>back into the accordion hose.? But of coarse it costs some money and a
>> >>little of thinking to install.? Regardless it is doable and you will 
>> >>lose
>> >>the BOV sound if you care about it.?
>> >>
>> >>Option B
>> >>Another way (this is what I am doing) is to keep the stock Bypass valve
>> >>in and install the blow-off valve at the same time (blow-off valve air 
>> >>is
>> >>released into the atmosphere).? It eliminated the bogging. The stock
>> >>bypass valve keeps the AFM happy and the blowoff valve let out all the
>> >>extra air out that the stock bypass valve could not (over 8 psi) when I
>> >>am boosting over stock.?
>> >>
>> >>I feel the stock bypass valve works great when you are boosting stock.?
>> >>But when boosting more then stock I feel it needs a little more air out
>> >>that the stock bypass valve will not allow.? That is why I used Option 
>> >>B.
>> >>
>> >>Now I am waiting for Jeff to make a comment on how wrong it is for me 
>> >>to
>> >>do this.? hehe
>> >>
>> >>Brandon
>> >>
>> >>
>> >>-----Original Message-----
>> >>From: berniek at technicaldevelop.com <berniek at technicaldevelop.com>
>> >>To: Supras at supras.com <Supras at supras.com>
>> >>Sent: Tue, 13 Nov 2007 5:43 pm
>> >>Subject: [Supras] blowoff valve recommendation
>> >>
>> >>
>> >>
>> >>For the last two weeks I've been getting my jollies by driving my '91
>> >>with 550cc injectors, 57 trim turbo, Walbro, Lexus, 3" exhaust from
>> >>turbo back, etc.  However, a disturbing boing-oing-oing sound has
>> >>persisted from the air intake when closing the throttle under 15 PSI
>> >>boost.  Spoke to James at Performance Techniques about this, and he 
>> >>says
>> >>it is compressor surge, which I suspected.  From all I have read, using
>> >>the Bosch Porsche right angle blowoff valve should have been 
>> >>sufficient,
>> >>but it is not.  I get the sound even at low boost.
>> >>
>> >>
>> >>So I'm looking for recommendations as to which BOV to use.  I would 
>> >>like
>> >>to recirculate to the accordion hose, even if I need to cut a hole in 
>> >>it
>> >>and use curved, clamped large washer-like pieces on the inside and
>> >>outside to provide a large bung for the BOV discharge.
>> >>
>> >>
>> >>Any and all suggestions would be appreciated.  Thanks.
>> >>
>> >>
>> >>BernieK.  PS:  Arlene and others were right.  There is never enough
>> >>power even if you can "walk" the tires in second gear.  Starting to
>> >>wonder what to do next for more HP.
>> >>
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>> >>
>> >>
>> >>________________________________________________________________________
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>> >
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