1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 178Get this manual

1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 178

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2 Place block of wood, as shown, to prevent propeller from rotating and to protect hands during removal of nut3 Remove nut and pull components from shaft51552 Oil Level ScrewFillDrain ScrewVent Screw<