1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 199Get this manual
Propeller Shaft Bearing Housing Servicing
Inspect the bearings in placeIf bearing is removed for any reason, it must be replaced
129+-f311 1To remove the two seals, front and rear bearings, use OMC Bearing Puller PIN 432130 attached to either OMC Slide Hammer PIN 432128 or OMC Puller Bridge PIN 432127Thoroughly clean the housing in solvent2Install new bearings in the bearing housing using OMC Bearing Installer PIN 334997 Oil and place new forward bearing on the tool with lettered side of the bearing facing the toolInstall the bearing until the tool contacts the housing Oil and place new rear bearing on the tool with lettered side of the bearing facing the toolInstall the bearing until the tool contacts the housing15500