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    • Cummins Marine Forum Topics
    • Sheared bolt inside C450 Turbo 1 2

      This topic has 22 replies, has 9 voices, and was last updated byMark Theyer 1 year ago

      January 30, 2017 at 8:54 pm Hi SB crew I have a Riviera 4000 offshore express on Gold Coast, Queensland which featuresĀ 2 x 1997 6CTA8.3 aka C450 Diamond Series with around 1000 hours on the tachourmeters. The other morning I found a bolt in the engine room and it is from the turbo where the exhaust bolts to the turbo. Please refer attached photos. Recent running wasĀ not hard and last couple of runs before this discovery we were only doing aĀ leisurely 10 knots or 1100rpm.Ā  …

      Started by: Mark Theyer in: Cummins Marine Engines

      22 Replies
      October 27, 2022 at 2:49 am Hi SB Crew After almost 8 years to the day we sold our beloved Riviera. In due diligence we pointed the new owner, Rodney to your awesome site, this forum and these specific topics. In those 8 years we never had the rocker covers off … not saying that is a good thing… but lucky for us we never had a failure. Also never got to install my new SMX sea water pumps. The best thing we did was to plumb fresh water input after the sea cocks.…

      Last Post by: Mark Theyer posted: 1 year ago

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