Search results

  1. D

    150hp optimax reheating???

    We are having problems with our 150hp mercury optimax. The alarm keeps going off because the engine overheats at low rpms.We have to stop and restart the engine and and give it some throttle.The engine is not cool itself at only low rpms. Giving it throttle cools the engine down and we then can...
  2. D

    outboard oil vs inboard oil

    by accident, I was looking for fourstroke outboard oil. The store attendant helped me and gave me four cycle inboard/sterndrive oil. Can I use this oil intead or should I return it for the outboard oil??? The engine is a mercury fourstroke 75 hp. Sorry I posted in the wrong spot. I'm new at...
  3. D

    outboard oil vs inboard oil

    by accident, I was looking for fourstroke outboard oil. The store attendant helped me and gave me four cycle inboard/sterndrive oil. Can I use this oil intead or should I return it for the outboard oil??? The engine is a mercury fourstroke 75 hp. Sorry I posted in the wrong spot. I'm new at...
Top