Compression help

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  • dball4
    E30 Addict
    • Sep 2010
    • 560

    #1

    Compression help

    So my m50 is (from cylinder 6-1) 150, 140, 125, 150, 145, 150

    How bad will this be? I'm suspecting a few bent valves
    1989 M3
    2008 135i 6sp
  • 10Toes
    Me Father Was A Tree
    • Jan 2008
    • 61222

    #2
    Was it over-r3ved or over-heated?

    Comment

    • dball4
      E30 Addict
      • Sep 2010
      • 560

      #3
      The intake cam broke
      1989 M3
      2008 135i 6sp

      Comment

      • e30s50dan
        R3VLimited
        • Nov 2008
        • 2076

        #4
        Can you do a leak down test?
        NASA
        BMWCCA member
        PCA member 25yrs




        1991 318IS slick top
        1997 M3 sedan
        2001 325CI DD

        “whoever turns the wheel the least, wins"

        Comment

        • dball4
          E30 Addict
          • Sep 2010
          • 560

          #5
          Originally posted by e30s50dan
          Can you do a leak down test?
          It passed a leak down, still a ton of ticking an running like piss
          1989 M3
          2008 135i 6sp

          Comment

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