Mercury 40 Service Manual page 481

NON-BIGFOOT GEAR HOUSING
3. Inspect propeller shaft forward gear bearing surface to determine condition of forward
gear needle bearing. If bearing surface is discolored (from lack of lubricant), pitted or
worn, propeller shaft and bearing should be replaced.
a -
b -
4. Use a suitable mandrel to press needle bearing out of forward gear.
a -
b -
5. Use Driver 91-826872 to press new needle bearing into forward gear. Press on num-
bered side of bearing.
a -
b -
Page 6A-26
Bearing Surface
Bearing
a
Mandrel (14 mm Socket)
Bearing
87
Super Duty Gear Lubricant (92-850737A1)
87
Driver (91-826872)
Bearing
a
52846
b
52873
a
b
91-826872
52847
52874
b
90-828631R3 MARCH 1999