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  1. W

    1997 25hp plug gap/oil ratio

    just bought this motor; previous owner of course did not have the manual. I need to determine the spark plug gap and fuel/oil ratio. does anyone here know this or know where I can find this info online? I'm surprised to learn that I might need to purchase a service manual just to get these...
  2. W

    1997 Mariner 25hp

    just bought this motor; previous owner of course did not have the manual. I need to determine the spark plug gap and fuel/oil ratio. where is the best place to find this info online? pretty sure the ratio would be 50:1, but I would like to know what others think Thanks Oops, wrong forum...
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