1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 193Get this manual

1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 193

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4 Press sleeve onto drive shaft using Wear Sleeve Installation Tool (91-14310A1); continue pressing until surface contacts surface Lower Drive Shaft Bearing Race Installation
5 Remove excess Loc