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    • Cummins Marine Forum Topics
    • Minimum / recommend exhaust size for a Cummins 6BTA 250 HP engine

      This topic has 1 reply, has 2 voices, and was last updated byTony Athens 5 years ago

      October 14, 2018 at 8:14 pm I manage the wooden tall ship Enterprize in Melbourne Australia. The engine is a Cummins 6 BTA 250 HP, engine number 60264364. The current exhaust system has pin hole leeks developing to larger holes in the inner dry pipe, the surrounding wet jacket appears to be OK. I have a new exhaust system being finalised, however while to old system had the inner dry pipe made of 3 mm the new exhaust is made from 7 mm pipe. This has resulted in a signific…

      Started by: Michael Womack in: Cummins Marine Engines

      1 Reply
      December 1, 2018 at 8:09 pm Very late reply–Sorry.. Post some really good pics of your exhaust so I can “see” what you are dealing with, trying to explain Tony

      Last Post by: Tony Athens posted: 5 years ago

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