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patfraser3 04-11-2009 02:57 PM

Last piece to get...
 
What would be the best cheapest blow off valve to buy? please give me the model of the car so i can go look in scrap yards in my area, thanks i know people will say search i did but couldnt find nothin. and also the average price of it. im not looking for any beautiful sounds or anything like this i just want it to work right ;) after that im buying an hks but just in a couple of week.

dot communist 04-11-2009 04:47 PM

find a first generation DSM blow off valve, 20-30 dollars should be the price range for that, nothing fancy. but I have heard that you need to stay away from 2g BOV's. Correct me if I am wrong, but they wear out real quick and leak.

tkelly278 04-11-2009 05:14 PM

Depends on the boost level. A 1g DSM valve will be all most HMT users will need. They can be made to hold 30psi, and flow enough for pretty decent power. Most plastic BOV's can handle 12-15psi. Another metal valve that can be found in the yard are off of Volvos, they are said to be able to handle as much as a DSM valve and have convenient hose clamp ends so you won't need to get a flange. I've only ever seen two styles of volvo valves, built into the turbo, and metal one. It's bolted to the cylinder head and can be easily mistaken for something else.

http://k41.pbase.com/v3/75/540175/1/...6.cbvfront.jpg

drift_ae86_91 04-11-2009 06:22 PM

most oem bov aren't actually bov right? they are bypass valves, because they put the air back into the stream pre turbo, correct?

ADSR 04-11-2009 06:26 PM

You can get pretty cheap ones on ebay new. Or an hks or blitz used for pretty cheap.

tkelly278 04-11-2009 06:58 PM


Originally Posted by drift_ae86_91 (Post 1264164)
most oem bov aren't actually bov right? they are bypass valves, because they put the air back into the stream pre turbo, correct?

Yes, but as soon as you take off the recirculation fitting, they are then blow off valves. There is nothing special about a compressor bypass valve (CBV) except that there is a method of putting the vented air back into the intake tract, weather that's through a hose fitting, integrated into the turbo, or integrated into the air box. I've been running a vented DSM CBV for years and years and years. I also have a plastic dodge unit that I'm running that had to be cut from the stock airbox to get it to fit my application, it's loud as ----.

patfraser3 04-11-2009 08:16 PM

i know i might get flamed here but anyways i know that 1g mean 1st generation but what does DSM mean ?! :$

tkelly278 04-11-2009 08:31 PM

I'm just here for the cheap map sensors and trying to get my post count up so I can look at the prnoz, so I did the searching for your retarded ass

Diamond-Star Motors - Wikipedia, the free encyclopedia

As far as I know the only ones that ever came with a turbo, thusly requiring a BOV in the USA were the Talon, Eclipse, and Laser. For what it's worth, the new GTR uses what looks like two 1G DSM valves http://www.ridelust.com/wp-content/u...t-r_engine.jpg 1G FTMFW.

3gcvcd16 04-11-2009 10:48 PM


Originally Posted by tkelly278 (Post 1264197)
I'm just here for the cheap map sensors and trying to get my post count up so I can look at the prnoz, so I did the searching for your retarded ass

Diamond-Star Motors - Wikipedia, the free encyclopedia

As far as I know the only ones that ever came with a turbo, thusly requiring a BOV in the USA were the Talon, Eclipse, and Laser. For what it's worth, the new GTR uses what looks like two 1G DSM valves http://www.ridelust.com/wp-content/u...t-r_engine.jpg 1G FTMFW.

That's a good HMT member.
Just buy one off ebay or at the junkyard

amg 04-12-2009 02:06 AM

I would just get one off e-bay


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