1973 Evinrude Norseman 40 HP Service Manual, Page 60Get this manual
379767 IMPELLER REPAIR KI 379774 WATER PUMP REPAIR KIT
"NG USHING-(j "0: GASKET :
GROMM HOUSI NG ,-IMPELL ER _& ROLLER
IMP EL ER PLAT E
WATER BY -PASS COVER LOWER DRIV ESH AFT -SHIFT OD WASHER(LARGE HOL_THRUSTWASHERBEAR NG (SMALL HOLtfiii) IMP ELLER _ PI LOWER PINION a-PINION GEAR BEARING
REFERENCE PICTURE
Figure -17Installing Shift Rod Bushing and Seal
Figure 6-16Pinion Bearings and Washers aPlace washer with large hole in position, with thrust bearing next, followed by washer with small holeInstall lower pinion bearing in upper gearcase, using driver and installer (Special Tools #378737 and #308098)See Figure 6-16