1993 Johnson Evinrude "ET" 60 degrees LV Service Manual, P/N 508286, Page 171Get this manual
Water Pump Servicing If the gearcase has been in service for any length of time, it is good policy to install water pump repair kitTo install the repair kit, proceed as follows:
Removal
rv theRemove the four screws retaining the impeller housing to 1gearcaser::;J 2Slide the water pump assembly off the driveshaftRemove the impeller drive camimpeller O-ringimpeller plateand impeller plate gasket Discard the gasketDisassembly Assembly
1al 1Start by removing all the parts from the housingInspect the housing for cracks or melting