Recent content by maddydogg

  1. M

    Mariner 9.9 troubleshooting

    I have a 1995 9.9 two stroke. Currently it is having an issues of what seems like a "backfire" on acceleration accompanied by heaving rich smelling blue smoke that shows up in bubbles in the water. Idle is fine but when you accelrate it occurs. Any thoughts?
  2. M

    Possible fouling?

    I am new to boating, that being said I am having trouble with my 1995 Mariner 9.9. I am using 50:1 mixture of TC-W3 oil with 87 octane fuel, the previous owner said to use 40:1 but that seemed to be wrong upon doing some due diligence. It smelled like it was running very rich, and would...
  3. M

    Mariner 9.9 year and fuel/oil mixture

    Picked up this engine yesterday owner is trying to dig up the papers.... the serial number is OGO43703. Can anyone tell me what the year and mixture ratio is, the owner said 40:1 but did not sound like he knew for sure.
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