M30 Oil pan removal

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  • Jean
    Moderator
    • Aug 2006
    • 18228

    #1

    M30 Oil pan removal

    Is this true, oil pump must be removed?

    M30 Oil Pan Removal


    The easiest way is to lift up the passenger side of the motor, off of the motor mount. I have the front of the car on ramps and then use a floor jack, raised up on wood under the oil pan, also using wood between the jack and the pan. Then, I lift the motor off of the passenger side mount by jacking up under the oil pan after the motor mount retaining bolts have been removed. Once I have gotten it up a good distance. I got mine so that the head was just touching the firewall. I then put a jack stand under the AC compressor bracket(make sure you put it under the side that does not need to be moved, or remove the part of the bracket that is in the way before starting the jacking). The I lower the motor onto this jack stand. Remember, it will take a little while for the motor to come off the mount because you are basically removing a lot of weight from the front of the car so the suspension will decompress. Once you have done this, then go about removing the oil pan bolts. Once you get all of them out, the pan will drop, but you won't be able to pull it out. You need to reach into the crack between the pan and the block and remove the oil pump from the block and most importantly the sprocket at the front. Once you have done this, the oil pump should drop into the pan. Then you should be able to remove it no problem and accomplish any work you need. To install it, it is the reverse of removal. Make sure you have the pump in the pan and put them up together, because they won't go in separately.
    Written by Rob Anderson '01
    Mtech1 v8 build thread - https://www.r3vlimited.com/board/sho...d.php?t=413205



    OEM v8 manual chip or dme - https://www.r3vlimited.com/board/sho....php?p=4938827
  • euroshark
    No R3VLimiter
    • Apr 2006
    • 3491

    #2
    Not true, I proved this to the guys on myE28.com this summer. If you unbolt both motor mounts and lift the engine AS WELL AS unbolting the subframe from the chassis, you can lift the engine and drop the subframe enough for the pan to clear without removing the oil pump. This was on an '84 533i which used the same pan and pump as any 535i or 635CSi. We had at least 1/2" of clearance between the pump and pan which allowed the pan to come out without much funky maneuvering.

    Edit: On an E30 I'm not sure if it will work quite the same, but I have a feeling that it might.
    Last edited by euroshark; 12-21-2008, 05:55 PM.
    '88 528e /// '88 M5 /// '89 951 /// '98 E430 /// '02 M5

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    • BoostMW
      Advanced Member
      • Nov 2007
      • 183

      #3
      this is true ,must drop subframe

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      • Jean
        Moderator
        • Aug 2006
        • 18228

        #4
        Cool, it's coming off (engine is out of the car anyway) and wanted to double check that there isn't a trick to dropping it.
        Mtech1 v8 build thread - https://www.r3vlimited.com/board/sho...d.php?t=413205



        OEM v8 manual chip or dme - https://www.r3vlimited.com/board/sho....php?p=4938827

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