Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 20Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 20

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MAINTENANCE
1 Inspect the timing belt and replace if any of the following conditions are foundaCracks in the back of the bett or in the base of the bett teethbExcessive wear at the roots of the