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Recent content by Joey Pierce

  1. J

    6-71NA Overheat mystery

    Hey all, thanks for taking a look at my post. I work on a tug with 4 6-71's for propulsion, 2,600hrs since last overhaul. The engines are keel cooled, with each engine to it's own cooler, coolers aren't shared or connected to each other in anyway. Normal running speed for us is 1,700rpm, never...
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