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90 z24 3.1 oil in intake tube

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  • 90 z24 3.1 oil in intake tube

    hey guys i just got a 1990 cavy with a 3.1 5 speed and i took the intake tube off today and i have oil pudling in the intake tube like where the tube comes off the valve cover to the intake, and when i run the car it smells like a lawn mower and chugs bluish white smoke and most of the time when i stomp down on the car it cuts out on like one or 2 cyl. the engine in this car is supost to be a crate engine, but the person i bought it from couldnt prove it to me, so i take it as it has the 146000, but the heads do have yellow writing on them and look really clean so i guess thats probly good, but hopefuly my engine isnt going to heck someone help!!!!

  • #2
    Replace the PCV valve.
    1993 EXT. CAB, 3.4L V6 TBI, 5spd manual. Sonoma
    1990 4Door, 3.2L V6 TBI, 5spd manual. 4X4. Trooper
    Because... I am, CANADIAN

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    • #3
      i replaced the pcv valve about a week ago maybe thats just left over oil from the old one, cause it wasnt working at all but since i replaced it my oil psi is up about 20 pounds...

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      • #4
        Originally posted by twoxland
        i replaced the pcv valve about a week ago maybe thats just left over oil from the old one, cause it wasnt working at all but since i replaced it my oil psi is up about 20 pounds...
        per square inch at warm idle i hope... it should be higher then that at crusing speeds.

        what was it before?
        got zap-straps?
        89 Z24
        13.886 @ 96.16 mph
        street trim - slicks

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        • #5
          I think he was trying to say it has gone up 20psi from where it originally was...
          -Brad-
          89 Mustang : Future 60V6 Power
          sigpic
          Follow the build -> http://www.3x00swap.com/index.php?page=mustang-blog

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          • #6
            my oil is about 80 psi. at cold idle, once it warms up its about 15-20, at 2000rpm its about 30 and it goes up stedy all the way to redline (wich i have never touched due to it cutting out when when its at about 65% throttle but it only sounds like 1 cyl. so i was thinking bad injector,plug,wire, or piston ring

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            • #7
              Sounds like a JY engine, not crate.

              Blue smoke = oil burning

              White smoke = coolant

              blue/white = could be just oil and cat converter burning up, I had a car like that too.

              Is there any sort of odor to the exhaust?

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              • #8
                it sometimes smells like a lawn mower but since i took the oil out of the intake tube the blueish smoke has gone away for the most part cept when i idle the car, but i can still smell the burning oil some what, and when i washed my car today i had black soot under the bumber, casue i am running a glass pack so its about 5 inches under the rear bumper but it sounds nice but it dose seem to be burning more gas than it should casue im getting about 15-20mpg.

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