1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 300Get this manual
COA3144
13Oil and install the thrust bearing and thrust washer on the hub of the reverse gear Slide the reverse gear onto the propeller shaft until it engages the pinion14Slide the bearing housing retainer plate into position over the propeller shaft 15Using OMC Special Tool PIN 311879 (Retaining Ring Pliers) install the two retaining rings with their gap toward the topRetaining 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 th grooves in the gearcase
COA6192
16Thread two OMC Special Tool PIN 383175 (Guide Pin) into the retainer plate to align holes in the plate with holes in the propelle shaft bearing housingDo not thread guide pins more than two urns into the retainer plate17Oil the a-ring on th.e propeller shaft bearing housingAlign the bearing housing on the guide pins with the word "UP" toward the top and the drain slot at the bottomPress the bearing hous ing into the gearcase and tap the housing in with soft mallet to seat the -ring18Apply OMC Gasket Sealing Compound to the threads of the four retaining screwsInstall two of the screws into the bearing housing finger tightRemove the guide pins arid install the other two screwsThen tighten all four screws to CJ torque of 1416 (1012 ft Ibs