Bov Broke!!!

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Old 10-04-2004 | 03:05 AM
  #1  
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Red face Bov Broke!!!

OK while driving my date around today...I noticed something funny.

To make a long story short, I was losing boost like a major leak and it was my BOV broken open (thank goodness open and not closed). It's a GFB Hybrid 50/50 set currently at 100% atmospheric. So I was driving the only NA WRX on the island today...I estimate I was getting about 80 HP to the wheels LOL!

Soooooooo here's my problems and observations.

1. By the time I got home I had no time to pull the Intercooler to access the recirc hose that I had capped (pain in the azz to take off the clip) on friday so I put my stock BOV back in and took off the recirc assembly on it so it vents to atmosphere.

2. Because of this...I am now having the idleing problem that everyone has with the Turbo XS BOV until they put in the correct washers. As such I am granny driving until I fix my GFB or buy another BOV. I already got the CEL.

3. The GFB is probably a goner but I'm goner dissassemble it tonight and see if I can get the piston loose. I probably still won't use it though because I am paranoid of that happening again and instead it getting stuck closed!

4. The stock BOV without the recirc assembly is shooting down towards the intake manifold (WRX owners should know where)...will this screw anything up? It should just be moderately hot air but still cooler than the manifold's ambient operating temperature.

5. HEY the stock BOV venting to atmosphere sounds exactly like my GFB but it opens at any engine speed past 2500 RPM rather than 4000 RPM for the GFB (well at least opening enough to be audible).

6. AW....I most likely will put my recirc assembly back on the BOV and run stock on tuesday night after work when I have time to do this.

JUST WANTED TO VENT! THANX!
Old 10-04-2004 | 05:51 AM
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yea you and me both brother. just plug er up back to stock and crank up the tunes. worked for me. good luck. L8R
Old 10-04-2004 | 02:38 PM
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Yeah...I guess I will forget about BOVs for the near future...too much hassle for just a woosh! LOL
Old 10-04-2004 | 02:50 PM
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aww that sucks dude you were all pumped about your BOV. Was it a new BOV? Did you re grease it?
Old 10-04-2004 | 02:59 PM
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It was used but I lubed it really good!

I still need to break it open and see what broke or got caught. It seems like the piston is stuck in the release air position. So, what I'm thinking is that it's stuck up in there somewhere. I dunno if I intend to fix it and try again because I don't want this happening again.

Someday I might buy another one but not right now! I gotta save money for my Vegas trip...maybe if I win big I'll buy one in LA on the way back! Autobacs is open yeah?
Old 10-04-2004 | 03:12 PM
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I thought BOV's come from the factory broken! I mean then do just crap out any HP that your turbo was spooling up.
Old 10-04-2004 | 04:04 PM
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Not really, the stock valve can't reliably hold more than 18psi before it leaks, which is easily doable with a modded car. Worst case scenario on a stock turbo is you run rich for a split second on shift, which means you'll get backfire especially if you run uncatted. Just don't burn your bumper and it's all good. Eh there's tons of discussions on this already on these boards, it's not worth getting into again.
Old 10-04-2004 | 04:07 PM
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Originally Posted by bpang1
It was used but I lubed it really good!
Blake, this is kinda kinky sounding... you're almost turning me on.
Old 10-04-2004 | 04:34 PM
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Originally Posted by sykosis
Not really, the stock valve can't reliably hold more than 18psi before it leaks, which is easily doable with a modded car. Worst case scenario on a stock turbo is you run rich for a split second on shift, which means you'll get backfire especially if you run uncatted. Just don't burn your bumper and it's all good. Eh there's tons of discussions on this already on these boards, it's not worth getting into again.
Yeah I know it is a joke, although I know someone who is hitting just over 19psi with his stock BOV on and it works fine. Now he hits this by using the COBB tuner. He put the HKS BOV on and his car lost .5 sec in the 1/4 mile. It was amazing to see in real life what the BOV did to his 1/4 mile times. Maybe this was an unusual occorence. I'm definitley not trying to start a debate.
Old 10-04-2004 | 05:52 PM
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Wink

Originally Posted by sykosis
Blake, this is kinda kinky sounding... you're almost turning me on.

I've got some left over Astroglide if you need!
Old 10-04-2004 | 06:00 PM
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Originally Posted by sykosis
Blake, this is kinda kinky sounding... you're almost turning me on.
LMAO!!!
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