1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Manual, Page 220Get this manual
Locate the driveshaft bearing cone and shim(s) squarely in cavity of the gearcase Push the driveshaft seal housing in positionApply OMC Gasket Sealing Compound to the threads of the housing retaining screwsInstall the screws and tighten the screws little at time to press the bearing cup down evenlyTighten the screws to torque of 96-120 inIbs(11-14 Nm) f611 20
162121Oil, then install first the thrust bearing and then the thrust washer on the hub of the reverse gearSlide the reverse gear onto the propeller shaft until it engages the pinion163122Slide the bearing housing retainer plate into position over the propeller shaft23Using OMC Retaining Ring Pliers PIN 331045, install the two retaining ringsRetaining rings are under extreme pressure during installationWear safety glasses and proceed with care to avoid unsnapping the ring from the pliersLook inside the gearcase and make sure that the retaining rings are seated in the grooves in the gearcase1641