Jun 12, 2023 · I know that the 300s after coolers were cooled by the engine coolant system and had a better rep. Larger hp were cooled by seawater and had ...

Oct 24, 2019 · The only problem I encountered was an electrical issue unrelated to the motor caused by wiring from the Fire Boy system. I've had Cummins, Volvo ...

Jun 7, 2019 · Have read a bunch of bad things about the motor like blow by issues and heads cracking. Wondering if it's worth avoiding this motor. Boat was a ...

I was running about 14 knots, and got a pretty good vibration. I slowed down to 10 knots, the vibration was not noticeable, and we continued the trip. I checked ...

Mar 3, 2006 · I have a group of 14 1992 250HP "2BK" engines comming up on 200K that are starting to show excessive blow-by in about 6 of the group. A little ...

Oct 11, 2020 · A new fuel pump and drive assembly (the cam in the drive end was damaged) and all is well. The coolant was a bit over-concentrated, which may ...

Jul 12, 2013 · A talk with the locals or the a past captain would be in order. While ideling is never good for any diesel its long term harm is slow to happen.

Jul 7, 2016 · Spent the entire July 4th weekend on board and discovered the following issues while tidying up in the engine room. 1) Trying to find a very ...