Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 20Get this manual

Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 20

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3 Place the outboard in water or connect flushing attachment for circulating cooling waterRun the engine for ten minutes to allow treated fuel to reach the carburetors Corrosion Control Anode
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