1990 Johnson Evinrude "ES" 9.9 thru 30 Service Manual, P/N 507871, Page 201Get this manual
Exhaust Housing Servicing20 thru 30 Removal and Disassembly 1Remove the powerhead as described in Section 42Remove the gearcase as described in Section 6
rv washers retaining the Remove the .two screws lever out of 3Remote Models with lockshift lever Pull the shift
the lower engine cover
4 Remove the actuator cam grommet from the lower t=J engine coverRaise the grommet toward top of the actuator cam To remove the actuator cam, pull base of it over the grease fitting in the adjustment lever and shaft
5Remove the four screws holding the lower engine cover to the exhaust housingLift the cover off of the exhaust housing If the washers on the exhaust housing are loose, remove them at this time