1998 Johnson Evinrude "EC" 2 thru 8 Service Manual, P/N 520202, Page 218Get this manual
17Carefully slide the propeller shaft assembly into the forward gear18Place the thrust washer in recess of the reverse gearSlide the reverse gear onto the propeller shaft and rotate it slightly until it engages the pinion
19Apply OMC Gasket Sealing Compound to the th reads of the retaining screws and around a-ring flange of the gearcase headApply OMC Triple-Guard grease to new gearcase head a-ringInstall the a-ringApply OMC Triple -Guard grease to the seal lipsInstall the gearcase head and tighten the screws to torque of 60-84 in Ibs(7-9 Nm)20Install seal saver on propeller shaft with lip facing outPress it securely in place21Apply OMC Triple-Guard grease to the driveshaft seal lipsInstall the driveshaft and rotate to engage pinion splines22Install the water pump plate and the gaskets Coat both sides of the plate gaskets with OMC Gasket Sealing Compound23Coat the impeller drive key with OMC Needle Bearing Assembly Grease and put it in position on the flat on the driveshaft24If you have disassembled the impeller housing components, reassemble them at this timeOil the tips of the impellerScrew impeller into the cup in counterclockwise directionLightly coat the exterior of the impeller cup with OMC Gasket Sealing CompoundInstall the cup and impellerSlide the water pump assembly down over the driveshaft and position itApply OMC Gasket Sealing Compound to threads of the four impeller housing screwsInstall and tighten the four screws to torque of 60-84 inIbs(7-9 Nm)