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Recent content by Sunny Jim

  1. S

    1997 Mariner 200 EFI

    Acquired a 1997 Mariner 200HP EFI recently. After finally getting it into the water I experienced loss of power upon acceleration and feels like some cylinders are misfiring. After checking, I find that all spark plugs have spark. Checked everything that I can with the equipment at my disposal...
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