1968 Evinrude Starflite 100 HP outboards Service Manual, Page 68Get this manual
WATER PUMP
DISASSEMBLY OF GEARCASE
aRemove driveshaft "0" ringSee
bRemove water pump housing screws and housingFigure 6-13Remove impeller and key
cRemove short screw and impeller plate and gasket from gearcase extensionSee Figures 6-13 and 6-14IMPELLER PLATE SHORT SCREW
dRemove two hex head extension-to-gearcase screwsSee Figure 6-15eRemove four water intake attaching screws and intakeWater tube and grommets can be lifted out with removal of intake
Front grommet fits in channel in adapter castingLift it up to free itfRemove inner gear case to extension screw and slide extension away from gearcase to expose shift cable connector sleeves