1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Manual, P/N 787024, Page 247Get this manual
33Thoroughly clean aft support flange bore area of gearcase and aft support flange of bearing housing 1261
34Lightly apply OMC Triple-Guard grease to new O-rings, and install them on the bearing housingCarefully apply OMC Gasket Sealing Compound to front housing flange Apply RTV sealant to aft flange
35Vertically align the propeller shaft housing screw holes and position the anode downwardInsert the housing assembly until it seatsHold the driveshaft and rotate the propeller shaft to engage the internal splines of the two propeller shaftsPush the housing in by hand until the retaining tab slots are flush with those in the gearcase housing