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n00b question about a BOV

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Deadly BlaZe

15+ Year Contributor
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Oct 2, 2004
Alpharetta, Georgia
yes i kno this is beyond n00b, but is it ok to buy an aftermarket bov for a stock turbo on stock psi? it wont hurt the car or anything will it?
 
Deadly BlaZe said:
yes i kno this is beyond n00b, but is it ok to buy an aftermarket bov for a stock turbo on stock psi? it wont hurt the car or anything will it?

Yup youll be fine, wont harm anything :thumb:
 
should i even get an aftermarket bov? or will the stock bov do just fine? i dont really care how loud it is, as long as its noticeably loud but i dont wanna risk hurting my car cause this car is my only transportation.
 
I think you will be fine with the stock one, if you are running stock psi. I would just replace it if it starts to leak or something if it isn't because you are planning on doing more mods.

BiGGinZ
 
thanks for the answers. could someone help me out with info on how to vent the stock bov? i searched but from what i found, it was hard to understand. could someone help me out?
 
i wouldn't vent the stock bov at all, just recurc it back, trust everyone when they say what i'm saying.
 
tonygst said:
i wouldn't vent the stock bov at all, just recurc it back, trust everyone when they say what i'm saying.

Yea, I wouldn't vent, I would just recirculate it back to the intake. All venting is going to do is hurt performance.
 
Just to tell you (for learning purposes), venting a BOV is to remove the tube that reconnects it to the intake.

Doing this lets air that is metered already by your MAS to be discharged into the atmosphere (making that whooosh sound). This will screw your AF ratio and make you run really rich.
 
The shortened version:

The correct way to run a blow-thru set up is to buy a gm maf, maf translator, and the correct piping. You can pick this all up at dejontool.com, in the classifieds, or lots of other places. Be prepared to spend some cash. If your doing it for the sound it's not worth the money.

EDIT: sorry just realized you asked how to recirculate and not how to vent. Your stock bov comes recirculated and if you want to get an aftermarket bov you can buy a kit to recirculate.
 
If you go and look under your hood you will see a line that goes from your intake tube to your bov. That is what does the recirculating. The air blows out the bov and goes threw that tube back into the intake. To remove that tube from your bov would make it vent into the atmosphere.

BiGGinZ
 
usually a K&N cone filter kit will make the stock bov pretty audible(enough to scare away most ricers). if you wish to upgrade the greddy type s is what most people get, because the stock recirc tube fits right on, all you need to get is the adapter kit, usually sold by most of our vendors along with the bov.
 
BiGGinZ said:
If you go and look under your hood you will see a line that goes from your intake tube to your bov. That is what does the recirculating. The air blows out the bov and goes threw that tube back into the intake. To remove that tube from your bov would make it vent into the atmosphere.

BiGGinZ
so its as simple as that? just to remove the tube, and ill get the sound? and this doesnt hurt the car rite? also, about the k&n filter, i have it installed but i also have the air box around it too(not modified at all). will this affect anything? thanks for the help so far guys
 
It will hurt your peformance. Your MAS will be reading a certain amount of air coming into the engine and when your BOV doesn't recirculate that air doesn't go back into the intake so it runs a little rich when it blows off. Someone can give you are more in depth explaination but that is basically what happends.
EDIT: here is a link also... http://www.dsmtuners.com/forums/showthread.php?t=113858
BiGGinZ
 
so...is it possible then to make it not run rich every time it blows off?
 
Deadly BlaZe said:
so...is it possible then to make it not run rich every time it blows off?

If you would have followed that link you would have got your answer. I think someone else posted it in this thread too. You need a vpc or stand alone to vent to the atmosphere without having a rich condition.

BiGGinZ
 
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