Mercury Mariner Outboard 40/50/55/60 2-stroke Service Manual, Page 447Get this manual
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12 Treaded Rod (91-31229) and Nut (91-24156)
16 Driver Rod (91-37323)
24 Bearing Puller Assembly (91-83165M)
17 Mandrel (91-37350)
25 Bearing Instal