Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 505Get this manual

Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 505

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7 After setting the impeller height, tighten the impeller nut snug with wrenchSecure impeller nut by bending tabs against the flats on the impeller nut NOTE: If the outboard is used in salt water, app