V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

3.1 parts fell off. please help!

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Old 07-07-2008, 12:27 PM
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Car: 1985 iroc-z
Engine: carb 350
Transmission: 700r4
3.1 parts fell off. please help!

the part is right behind the alternator and when i put my hand over it it blows out while the engine is running. i have no idea what it is but the car runs terribly with it off. if anyone could help me out i would really appreciate it.
Old 07-07-2008, 12:39 PM
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Car: '87 Camaro / '87 Chevy K10
Engine: 3.4L MPFI (soon) / 5.7L TBI
Transmission: 700R4 / 700R4
Axle/Gears: 3.42 / 3.73
Re: 3.1 parts fell off. please help!

Picture, please? Is it attached to the valve cover?
Old 07-07-2008, 12:49 PM
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Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Re: 3.1 parts fell off. please help!

Its the tube for the EGR or Tube for the smog pump.

If it goes from the black digital thing to the intake manifold, its the EGR tube.

If it goes from below the alt, to the exhaust, its the smog pump tube.
Old 07-07-2008, 03:02 PM
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Car: 89 V6 Camaro
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Axle/Gears: 3.42 open diff
Re: 3.1 parts fell off. please help!

...

Last edited by 2.8RS; 07-07-2008 at 04:09 PM.
Old 07-07-2008, 03:37 PM
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Car: '87 Camaro / '87 Chevy K10
Engine: 3.4L MPFI (soon) / 5.7L TBI
Transmission: 700R4 / 700R4
Axle/Gears: 3.42 / 3.73
Re: 3.1 parts fell off. please help!

Originally Posted by 2.8RS
PVC valve?
It's PCV, and it's on the driver valve cover, not the passenger(behind the alt).
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