1988-1995 Mercury Force 5HP Outboards Service Manual, 90-823263 793, Page 188Get this manual
3 Install a-ring (A)
Slide pump body down shift rod and position on housing Install water line seal (A)Install stud (8) Apply sealant (Special Tool NoFT -8983) to threads of studMake sure the nut is up where the threads endScrew stud in as tight as possible by hand DO NOT TIGHTEN NUT