Intake Manifold 2003 5.4L 2v

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JuniorExp03EB

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Are these gaskets oem? left side is burnt? was loose and right side was over torqued. i think found my culprit for bank 2 lean. 349584c9937594f0f95d3c8a048888b4.jpge0e001dc05d73f7570e98aef53cf0817.jpgab60dfaa83a45d26fe2415fef8c56203.jpgcfb4d3f2795c06adb2dd2dfc4794392c.jpg6d1732ddd900fd6d101cde377b69fbb4.jpg54ff0cfa226baf27e18238b81394345e.jpg6475887e33c1b83063d9db19afce110a.jpg8b5a3ff27741d9e49262dadda210682c.jpg

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JuniorExp03EB

JuniorExp03EB

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is that little bit chipped off cause the coolant leak.? should i also replace the manifold?33fdc7a52f3bc2726085029475c58e11.jpgd7e7ec5421561064a05ef6929645d457.jpg

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JuniorExp03EB

JuniorExp03EB

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do i have a 2007 5.4 fuel rail? and why does it look like there a vacuum line going to a gas line.... what...
 

bsutton1705

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My 2003 5.4 fuel rail looked the same (I just replaced my intake). The vacuum line is for the fuel regulator. I would replace the intake if it has any kind of distortion.
 
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JuniorExp03EB

JuniorExp03EB

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New gaskets in. short term and long term trim dropped below 30% but still set off p0174. idle got way better and can rev rpms higher.

maf sensor seems to be a culprit.? could it be possible? how can i diagnose.

just got hit with a tensioner tick. **** timing chain rehaul soon too.

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