Blow off valve.

supastar2

New member
Is anyone using a blow off valve? If so what kind. I am kind of interested in the one's that make the whistle & not the whoosh. Any info would be greatly appreciated.
 

Neelsonwheels

Donating Member
Re: Blow off valve.

The whistle or chirping style I believe are the HKS SSQV ones. I had one and recently changed over two a 55mm Tial BOV. I really like the Tial in my opinion its a better piece.View attachment 4846
 
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syclone809

Member
Re: Blow off valve.

I thought greddy makes a whistle, and blitz and hks make a woosh, not sure if being a tial style makes a difference..
 

Icarus-54

Donating Old Member
Re: Blow off valve.

x2 on the tial,I have them on all 3 of my trucks because they don't make an anoying noise
 

nonova0074

Member
Re: Blow off valve.

the greddy rs makes a whistle i have the rz and is its the new one and makes a different sound
 

jaystcb

Sy 0902, 92Ty 0909
Re: Blow off valve.

I had a blitz free air bov. It was real loud woosh. So I removed the cone and made an adapter to fit a 1 1/4" hose. Then I attached it to the cross tube right before the turbo. This made it a recircling bov. Then, like magic. The noise was about 90% gone.

I was told that when I did this it gave me more power because the bov air pushing into the front of the turbo forced the turbo to spool and create less drag time on the turbo between shifting. I don't know how true that was. Or if anyone has dyno specs on this. But I liked the fact that I could turn up the boost and not have to worry about the back pressure back spooling the turbo or building up too much pressure and blowing a hose off.
 

nr94

swe typhoon
Re: Blow off valve.

2" BOV
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IpHoOnDyou

New member
Re: Blow off valve.

I have an HKS SSQV an seriously could not be more happy. Great sound, not annoying, an NEVER LEAKS!!!! I would go HKS!
 

Darin

New member
Re: Blow off valve.

A good basic upgrade is the Talon/Eclipse valves from the 1990-1994 models. With some basic modifications they will hold 25psi, and make a whoosh noise, not some annoying whistle. After that, I'm a huge fan of the Tial products.
 
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