unknown problem

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  • 96cutlass
    • Nov 2009
    • 8

    #1

    unknown problem

    I replaced all the intake gaskets and I screwed up the order of 2 of the pushrods ( long one broke through rocker) I installeed the new rocker and pushrods (in the right location this time) I tried starting it up but it barely runs. I just put new plugs and wires and pcv valve on it as well. The car was running fine other than the oil leaking out of the distributor cover.

    I haven't let it run very long because i fear I am going to break or ruin something but I haven't even got the coolant back in it.

    any suggestions?
  • 96cutlass
    • Nov 2009
    • 8

    #2
    I wanted to get the radiator fluid topped up so I started it and left it running while adding fluids and I wasn't getting any messages until the motor began warming up 3 minutes in I got a check engine light.

    I don't hear any major noise but the motor just revs and drops not much maybe 30rpm

    Comment

    • 91LQ1Lumina
      Humm, Quad Cam Goodness!!
      • Feb 2008
      • 136

      #3
      I made the same mistake the first time I did my LIM. I was lucky and did not break a rocker but shattered a push rod, I also bent the intake valve when it struck the piston. I would check compression on the cylinder that you swapped the push rods on. I got lucky again as I was able to lap in a junk yard valve, and got it up and running again.

      Good Luck
      sigpic

      Comment

      • 96cutlass
        • Nov 2009
        • 8

        #4
        how do you put in the new valve if that's the problem? that may be my problem. I thought I may have a fuel problem so I took it in to the dealer. they said there is no compression in cylinder 4.

        Comment

        • 91LQ1Lumina
          Humm, Quad Cam Goodness!!
          • Feb 2008
          • 136

          #5
          I had to remove the head, remove the valve spring. Then I pulled the old valve out slid the new one in and used a valve lapper and lapping compound to get a good seal.
          sigpic

          Comment

          • IsaacHayes
            Mr. Orange.
            • Apr 2006
            • 6030

            #6
            Yup bent the intake valve. ^^ do as said above.
            sigpic New 2010 project (click image)
            1994 3100 BERETTA. 200,000+ miles
            16.0 1/4 mile when stock. Now ???
            Original L82 Longblock
            with LA1, LX9, LX5 parts
            Manifold-back 2.5" SS Mandrel Exhaust. Hardware is SS too.

            Comment

            • 96cutlass
              • Nov 2009
              • 8

              #7
              thanks for the help. I am headed out of town for a couple of weeks for work so I know what I will be doing when I get back......

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