1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 315Get this manual
BIG FOOT
2Install lower driveshaft bearing cup into driveshaft bore of gear housing as follows: Assemble bearing cup as shownDraw bearing cup up to shoulder of gearcase housing using cup puller (91-44385) as shown
91-44385
11-24156 12-34961
91-29310
91-44385
a-Bearing Cup b-Bearing Cup Puller (91-44385) c-Flat Washers (12-34961)