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    2003 Merc 75 hp ELPTO Surging / Losing power

    Engine: 2003 Mercury 75hp 2-stroke ELPTO Issue: The engine will idle easily but surges after about 30 seconds at anything above half-throttle. The longer it idles, the longer it will run at higher RPMs, but it will always lose power-- to the point where it almost shuts down at WOT. It will...
  2. Z

    Diagnosing 75hp ELPTO starting problem

    I've got an early 2000 outboard that has been sitting for about 5 years. Plugs, fluids, and fuel has been changed, carbs were cleaned, and the engine cranks healthily. Fuel is getting to the carbs, but it won't start or fire. The enricher clicks when engaged at the key, but with the line...
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