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    • Cummins Marine Forum Topics
    • Envirovent Installation, Smoke

      This topic has 8 replies, has 3 voices, and was last updated byTony Athens 2 years ago

      June 3, 2021 at 2:23 pm Cummins 6BTA, CPL8457, SN 46335077, 370hp, 1600 hours Had noticed oil mess around the OEM air-sep installation and ordered/installed EnviroVent. Followed directions online, no issues with the installation was pretty seamless. Fired up engine post installation, smoking heavily from timing cover crankcase vent. Also noting oil pressure on this engine about 10-12 psi lower than the port engine at idle (haven’t gotten to the other side yet).…

      Started by: Michael Joplin in: Cummins Marine Engines


      8 Replies
      July 13, 2021 at 5:08 pm It’s there as a vacuum break should the main filter get super dirty..

      Last Post by: Tony Athens posted: 2 years ago

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