1981 Johnson/Evinrude 4HP Outboards Service Manual, Page 64Get this manual
fInstall exhaust housing on swivel bracket and install upper and lower swivel bracket retainers See Figure 6-23 bInstall new forward bearing using Special Tool No392091 Install bottom driveshaft bearing with Special Tool No392092 assembled as shown in Figure 6-25Drive in until pin contacts plate dInstall upper driveshaft bearing with Special Tool No392092 as shown in Figure 6-26Drive in until bearing bottoms on shoulder in gearcase
gDip attaching screws in OMC Gasket Sealing Compound and installTorque to 5-7 ft-Ib (7 .0-9.5 N.m)
Figure 6-23Installing Exhaust Housing
REASSEMBLY OF STANDARD GEARCASE