1992-2000 Mercury Mariner 105-225HP outboards Factory Service Manual, Page 715Get this manual

1992-2000 Mercury Mariner 105-225HP outboards Factory Service Manual, Page 715

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6 Remove thrust washer and O-ringThe thrust washer acts as bearing surface for the thrust bearing and it should be inspected for pits, rust, scoring or discoloration due to lack of lubricantO-ring sho