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Am I F--ked?

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  • Am I F--ked?

    Well, you may have read that I just finished my rebuild.
    Car started, timing went off, ect.

    I pulled the oil filter and there is no oil in it!!!!!!!!!!!

    The car ran for maybe 2 minutes tops, a total of four times.

    What do you think?

    I am going to pull the oil pump (the one I just bought)

    I will put in the old pump that I know works.

    Is the vender / maker of the pump liable?

    Help me, I am at my wits end.....

    I don't want it to end like this.

    Mike
    95 MC Z34 Black
    Running strong with new engine, transmission, brakes and suspension.

  • #2
    RE: Am I F--ked?

    I would definetly pull the motor back apart and check the rings and bearings. I am not sure if they are liable for the entire motor or just their pump, but that is not good at all!
    Ben
    60DegreeV6.com
    WOT-Tech.com

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    • #3
      RE: Am I F--ked?

      do a compresion check for the rings and i am thinking you(the machinist) may have to pull it apart and check the bearings. also, check the oilpan for metal fragments. most shops do guarentee's on complete rebuilds.
      i don't think any of your components are shot but your machinist may have to at least check everything and replace bearings if needed.


      personal opinion. i think your bearings are fucked to the point where the life of your motor is shortened, maybe considerably. 50/50 on your rings/walls having to be replaced/re-honed. 8 minutes at 1k isn't good. it isn't like the car was running for a long time and suddenly the pump went out where the oil residue can hold it over for a few as well as oil seeping down from the top, this is a fresh engine.


      edit: do not touch the motor until you work out something with your machinist as it may void any warranty u might have.
      The Official Rotating Mass Nazi

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      • #4
        If your assembly lube is really damn good and the engine NEVER operated under load you may be okay! But you HAVE to check anyway.

        Did you remember to prime the pump?

        Not sure why you didnt turn it over with the fuel/ecm fuse out first until oil pressure built up... I always do then when a motor goes in for the first time in case the pump is bad or I forgot to fill it up or something.

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        • #5
          Is there another way to prime the oil system w/o cranking over the engine?

          If my oil pump was ok than can you think of any other areas to check why the oil wasn't moving?

          This sucks, I grow grapes in the Napa Valley, I think this is like someone not sulfur dusting his vineyard and then complaining that he has powery mildew on the grapes and the harvest is ruined..... That would never happen to me, but would happen if it was your first vineyard, maybe. whatever.
          95 MC Z34 Black
          Running strong with new engine, transmission, brakes and suspension.

          Comment


          • #6
            Originally posted by napatiger
            Is there another way to prime the oil system w/o cranking over the engine?
            Before you install the pump, you should always completely disassemble it and clean it out. There are always a few metal bits in the pump left over from manufacturing. Before putting it back together, you're supposed to pack the pump with assembly lube or petroleum jelly. This makes sure it does not run dry upon startup, or just blow air into the oiling passage. It also allows it to more easily suck up oil; its possible that it will just blow air and not actually pull oil through the pickup tube I guess.
            As far as priming the motor after you've primed the pump... its not possible with this motor due to the location of the oil pump drive unit. Normally you'd use a modified drive unit or part of an old distributor with an electric drill on it.
            There's nothing wrong with turning over the motor with the spark plugs out to get oil pressure. Since its not making compression its not putting any stress on the bearings; the assembly lube will hold up fine until there is actual oil pressure.

            If my oil pump was ok than can you think of any other areas to check why the oil wasn't moving?
            Here's some possible causes:
            -Blocked oil passage
            -You forgot to install the oil pump drive shaft
            -forgot to install oil pump drive assembly
            -Timing belt drive sprocket bolt isn't tightened down, so the shaft is not spinning
            -oil plug left out somewhere; all the pressure is going out that hole (you checked for leaks, right?)
            -forgot to reinstall oil filter bypass valve, so the filter is being bypassed altogether (though I would think you'd still get it filled up with some oil)

            First things first.. pull off the front cam cover and see what the lifters and cams look like. If they're scored or scratched you should pull out the motor since you'll have to replace major parts anyway. Also see if there is any assembly lube left on them, or any plain oil somehow.

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            • #7
              thanks, I feel a little better now
              95 MC Z34 Black
              Running strong with new engine, transmission, brakes and suspension.

              Comment

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