Chrysler 4 HP Outboard Motor Service Manual OB 2278, Page 53Get this manual
SECTION XI (Con't 8CRANKSHAFT BEARING UPPER 09-20
ARemove crankcase cover as outlined in Section XI, paragraph 6-1 (steps through F)
CRemove needles
connecting
8-1Removing Crankshaft Bearing
DPush piston assembly from cylinder
ERemove piston rings from piston using piston ring expander (Special Tool T8926) as shown in figure 16
BRemove crankshaft seal-upper as outlined in previous section
CSlide bearing from end of crankshaft
8-2Installing Crankshaft Bearing
APlace bearing on crankshaft with lettered side upBearing should be positioned even with inside wall of cylinder(See figure 15
BInstall crankshaft seal-upper as outlined in Section XI, paragraph 7-2