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86-95 Trucks & 4Runners 2nd/3rd gen pickups, and 1st/2nd gen 4Runners with IFS

PCV/Vaccum Line on Engine?

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Old Sep 5, 2006 | 05:37 PM
  #1  
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PCV/Vaccum Line on Engine?

I'm helping a friend replace his '94 4Runner with another stock 3.0 v6. We have an open port left on the driver's side valve cover and I'm guessing it is supposed to connect to the air intake. Does it? Heres a picture... would regular vaccum hose be okay?


Also, we have a left over vaccum hose reciever on the top of the throttle body. Heres a picture of it. Wheres is connect to??


Thanks!
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Old Sep 5, 2006 | 07:45 PM
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Yes, the valve cover connects to the intake hose. I'm running the ISR mod but if I remember correctly, it looks like you have the upper intake hose on backwards. I believe the valve cover vacuum port is supposed to be on the throttle body side (instead of the elbow side). As for your second pic, I can take a look at my engine and have an answer for you in the morning.

Last edited by ChickenLover; Sep 5, 2006 at 07:50 PM.
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Old Sep 5, 2006 | 09:21 PM
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Awesome ChickenLover, that'd be awesome!
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Old Sep 6, 2006 | 02:31 PM
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Originally Posted by midiwall
Speedy, you're correct in the first pic that those two pieces are connected, but you need to first put a PCV valve into the head. Don't just stuff hose from the head to the intake, you'll suck clean air into the engine and lose power.
whoops.. my bad.

It _is_ just a hose from the valve cover to the intake.

Thanks to Tragic Drive for looking over my shoulder.
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Old Sep 6, 2006 | 02:38 PM
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Originally Posted by midiwall
whoops.. my bad.

It _is_ just a hose from the valve cover to the intake.

Thanks to Tragic Drive for looking over my shoulder.
Oh okay, are you sure?

ChickenLover, or anyone else, do you know where that smaller vaccum line connector goes to in the second picture?
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Old Sep 6, 2006 | 02:45 PM
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Originally Posted by SpeedyJ
Oh okay, are you sure?
Yeup... TD (Thomas) sent along this pic...

(using without permisson - sorry Thomas)
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Old Sep 6, 2006 | 03:27 PM
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The vacuum port on your throttle body just gets plugged. See pic.


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Old Sep 6, 2006 | 04:45 PM
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Awesome guys, thanks for the help. It was a great welcome to the site!
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