Subject: dry compression 80lbs...wet compression 120lbs Author: 92735i : member since March, 2006 : 579 posts Posted on: 2008-11-16 16:42:48

Original owner 1992 735i Alpine White / Pergament
265,000 miles, all OEM, build date 10/91
VIN# WBAGB4311NDB70369

• Is this the end? #5 Cylinder 80lbs compression.... - 92735i 2008-11-13 15:54:28 (100 views)
  • Do you have Blue SMOKE from your exhaust taileend? - bk62 2008-11-14 19:12:55 (52 views)
    • a very small puff at idle when engine is cold...its rings. (nt) - 92735i 2008-11-17 09:15:45 (38 views)
  • Mechanic did 'wet' and 'dry' compression check...it is the piston ring..DANG!!!! (nt) - 92735i 2008-11-14 12:10:33 (43 views)
    • May I know what type of oil were you using and for how long? (nt) - alv12 2008-11-14 19:30:54 (46 views)
      • 99% of oil changes were done at dealer...synthetic since avail... - 92735i 2008-11-15 11:45:22 (62 views)
        • How can they confirm it's a piston ring and not just a crack in the head gasket? (nt) - cvillebimmer 2008-11-15 17:02:18 (55 views)
          • confirming it's a piston ring - hairywithit 2008-11-15 19:21:03 (50 views)
            • dry compression 80lbs...wet compression 120lbs (nt) - 92735i 2008-11-16 16:42:48 (41 views)
          • My plug was covered in oil and the rings are fine. (pic) - cvillebimmer 2008-11-15 18:17:44 (74 views)
            • did your car idle like a diesel truck? (nt) - 92735i 2008-11-17 09:17:03 (36 views)
              • ha ha! Yes it did. - cvillebimmer 2008-11-17 09:53:33 (46 views)
        • Well see if you can find a good used engine - alv12 2008-11-15 13:18:12 (69 views)
  • Re: Is this the end? #5 Cylinder 80lbs compression.... - htrdbmr 2008-11-13 20:40:38 (53 views)
    • Sent you an email...lets schedule a pickup... (nt) - 92735i 2008-11-16 16:52:55 (30 views)
    • Thank you for such a generous offer, if I need an engine, and yours is good... - 92735i 2008-11-14 09:25:16 (39 views)
      • Re: Thank you for such a generous offer, if I need an engine, and yours is good... - htrdbmr 2008-11-14 10:05:17 (39 views)
  • add very little oil in the plug hole and do a wet compression test - alv12 2008-11-13 19:27:01 (42 views)
    • The spark plug in #5 was a little wet with oil...makes me think piston ring-DANG (nt) - 92735i 2008-11-13 19:29:01 (43 views)
      • Perform a vacum test as well (nt) - alv12 2008-11-13 19:31:20 (36 views)
        • meant leak down test sorry (nt) - alv12 2008-11-13 19:41:59 (36 views)
        • if you hear air from the dipstick it is the rings (nt) - alv12 2008-11-13 19:32:24 (41 views)
  • list of things - with hail mary pass - hairywithit 2008-11-13 16:31:57 (69 views)
    • having mechanic do leakdown...then I'll know where the problem lies. (nt) - 92735i 2008-11-13 16:56:46 (50 views)
      • good luck with it then -- hope its not serious (nt) - hairywithit 2008-11-13 18:46:06 (35 views)