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  1. K

    L345 - V1501

    Apprecitae the reply! I see, unless the timing is off I would not need to find TDC or make any adjustment if a new pump was installed. The TDC marks/window is covered by the engine mount on the vessel. suppose ts feasible to brace/wedge the bottom and remove the mount. Messing with the...
  2. K

    L345 - V1501

    Have an update: I erred in my diagnosis…. or at least i think i have. The "oil" I found in the coolant reservoir does not float. So im moving forward…deciding to trust physics on this…unless someone has different thoughts on that. Grime in the coolant system i suppose. After getting the engine...
  3. K

    L345 - V1501

    I‘ve attached a couple, fairly accurate, drawings of how the cooling is configured on this.
  4. K

    L345 - V1501

    Thanks for the reply. Ive read a number of your posts on here and appreciate your approach and knowledge of these. Im unfamiliar with the passageways for the coolant and oil. Assuming it was a crack in the head / gasket and good compression…do you know where it could be that only oil is...
  5. K

    L345 - V1501

    Hey all, I own one of those ocean tractors. The V1501 - 56498 block with the Universal conversion 5432 on a boat. I’m a novice but I’ve done a a fair amount of work on the engine myself over the years. I’m starting to tread water with this situation. Appears there is oil in my coolant...