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I guess I'm going by when someone wants me to look at a Cummins that's getting water in the oil they always cross there fingers and tell theirself "it's just the cooler, no big deal". Then you have to sit them down and tell them the bad news :cry: ( it's going to be more than a couple of hours...

In my experance 9 times out of 10 if you have water in the oil on a Cummins it's a cylinder liner. They are bad about getting electrolosis and eating the liners away from the outside in. You should be able to tell right away with the pan off. If one liner is leaking you might as well replace...