pulled the intake...half ports are nice and clean...other dirty

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03-14-2007, 10:02 PM

xxsaint69x

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pulled the intake...half ports are nice and clean...other dirty

so i pulled my intake manifold off tonight and i noticed that about 40% of intake ports are very clean, while others are oily and black...what would cause that?
Thanks

03-14-2007, 10:06 PM

LiENUS

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Quote:

Originally Posted by xxsaint69x

so i pulled my intake manifold off tonight and i noticed that about 40% of intake ports are very clean, while others are oily and black...what would cause that?
Thanks

oil working its way up the pcv system

03-14-2007, 10:20 PM

xxsaint69x

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Quote:

Originally Posted by LiENUS

oil working its way up the pcv system

lol...i dont ahev a pcv system..its a blower car...to the port on the throtle body is caped off, and the pcv coming out of the intake, goes right back to the intake.....the valve cover has a breather on it ?

03-14-2007, 10:24 PM

LiENUS

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wait how does the pcv valve going out the intake go right back into the intake? thats how the stock pcv valve looks but it doesnt go right back into the intake it goes into the lifter valley

05-18-2007, 04:00 PM

Dave1980

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Quote:

Originally Posted by LiENUS

wait how does the pcv valve going out the intake go right back into the intake? thats how the stock pcv valve looks but it doesnt go right back into the intake it goes into the lifter valley

Isnt that the problem right there?

05-18-2007, 04:48 PM

LiENUS

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Quote:

Originally Posted by Dave1980

Isnt that the problem right there?

Thats how the pcv system is supposed to go, its supposed to connect the crank case to the intake.

05-18-2007, 04:54 PM

Dave1980

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Quote:

Originally Posted by LiENUS

Thats how the pcv system is supposed to go, its supposed to connect the crank case to the intake.

Thats what I mean, essentially he bypassed the PVC valve, so he is getting oil in that side of the intake. I am not really sure how a blower PVC setup is supposed to go however.