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    • Cummins Marine Forum Topics
    • 6CTA 450 Overheat

      This topic has 3 replies, has 3 voices, and was last updated byfrank2 4 years ago

      June 9, 2019 at 11:27 am I recently purchased a 43 Riv with 6CTA 450’s. Sea trial went great and both motors were running at 175 degrees at all throttles levels. During the sale we had one AC replaced and serviced the other. When I was bringing her from Ventura to Oxnard the port motor started creeping up past 1700RPM, ent as high as 200 before I pulled it back to 1700 and went right back to 175. This leads me to think its a water flow issue. So I Had the ent…

      Started by: Keith Giler in: Cummins Marine Engines

      3 Replies
      July 8, 2019 at 1:10 pm Hello, I am having a similar problem. Can you pleas elaborate on a solution if you have solved the problem? Thanks

      Last Post by: frank2 posted: 4 years ago

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