Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 241Get this manual

Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 241

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5 Removethrust bearing and spacershimInspect thrust bearing for pitsrustor discoloration (blueing) due to lack of lubricantRemove thrust bearing and thrust washer from bearin adaptorThrust roller bear