Mercury Mariner 25HP 4-Stroke Outboard Service Manual 1997, Page 267Get this manual
Bearing Carrier Needle Bearing
1The condition of the carrier needle bearing can
6Press bearing into carrier until mandrel bottoms on carrier
be determined by inspecting its running surface on the propeller shaft2It the shaft is discolored (from lack of oil) or pitted, replace bearing and shaft3Bearing can be removed by using Driver Rod (91-37323) and Driver (91-37312)Removing bearing will also remove both propeller shaft sealsJl
aMandrel (9 1-8170 11 )
bBearing