2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

new turbo boosted great for ten minutes now what

Old Jul 18, 2006 | 12:12 PM
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Question new turbo boosted great for ten minutes now what

i started messing with the bov and now it wants to boost but i hear the the wooosh before i even shift and it wont go fast...it feels like it wants to but it lags when it goes woosh
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Old Jul 18, 2006 | 12:14 PM
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adjust the blow off valve to open at a higher boost pressure, its probably set too low and releasing all your boost at like 2 psi.
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Old Jul 18, 2006 | 12:27 PM
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do you have a good vacuume/ pressure source for the bov?
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Old Jul 18, 2006 | 12:36 PM
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ok i have the old school blitz bov is bringing the screw out or in but what setting

whats a good source i should use i am gonna put pics in 5 minutes
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Old Jul 18, 2006 | 12:43 PM
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heres my source of vacuum for the bov dont mind the t fittings is my location on the manifold good also my bov screw is it where it should be
Attached Thumbnails new turbo boosted great for ten minutes now what-dsc02227.jpg  

Last edited by Alex Rodriguez; Oct 21, 2008 at 10:24 AM.
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Old Jul 18, 2006 | 12:47 PM
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that is the same spot i have my bov tied into..on my cat that also goes to the map sensor....well you must need to adjust it.. i dont know how to so i cant help you there.
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Old Jul 18, 2006 | 12:51 PM
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great so where its coming from the manifold is ok now i searched up on the bov and it says to turn the screw clockwise to tighten it up a bit at what rpms are u boosting or start
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Old Jul 18, 2006 | 12:55 PM
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You should be seeing good boost if you mash the pedal at about 3500 in 2nd gear
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Old Jul 18, 2006 | 01:05 PM
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I have the same BOV and have mine adjusted to be half as tight as yours and mine will bost to 10PSI all day long
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Old Jul 18, 2006 | 04:14 PM
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Originally Posted by Pinfield357
I have the same BOV and have mine adjusted to be half as tight as yours and mine will bost to 10PSI all day long
u mean as half as in
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Old Jul 18, 2006 | 04:16 PM
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new problem now the car wont stay on at idle ....
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Old Jul 18, 2006 | 04:37 PM
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you have a charge pipe that has blown off... have to if... if you try ideling it hold you had over the opening of the BOV and see if its pulling vacuume. if not than you have a boost leak .. maybe the elbow at the throttle body or by the BOV.. double check all of you claps..after you do that check them again and make sure the couplers are all the way on the pipes... see if that helps.. if yoiu have to remove all the pipes and reinstall them.
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Old Jul 19, 2006 | 11:11 PM
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yep if your hearing whoosh, i think you blew the pipe off going to throttle body. done it a thousand times (seriously)
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Old Jul 19, 2006 | 11:19 PM
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Definitely blew something off. Remove your TMIC and then reinstall it with everything tight--like others have mentioned, it's likely that the 'lower' TMIC hose has popped off the TB inlet. Then go back and poke over all of your vac/boost lines to make sure everything is set up properly.

Hopefully you'll be enjoying your new turbo shortly.
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Old Jul 20, 2006 | 12:30 AM
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I would throw that piece-of-**** BOV away.
It has a tendency to jam the valve in the bore.
I would open the BOV and check to see if it's been doing this...


-Ted
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Old Jul 20, 2006 | 10:03 AM
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hey ted i took it off and tried to push it with my finger and its hard as hell then i tried loosing the spring all the way and the same still hard

fuego racing a rotary mechanic told me thats my bov was the reason turbo number 1 blew on me

thanks for the help looks like i will be going hks ssqv
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Old Jul 22, 2006 | 11:49 AM
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Originally Posted by El Nene 7
hey ted i took it off and tried to push it with my finger and its hard as hell then i tried loosing the spring all the way and the same still hard

fuego racing a rotary mechanic told me thats my bov was the reason turbo number 1 blew on me

thanks for the help looks like i will be going hks ssqv
How'd you get hold of Fuego Racing? He never answers his phone!

If you can contact Jose, please tell him to call Ash in Jacksonville soonest.

Thanks!
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