1998 Johnson Evinrude "EC" 2 thru 8 Service Manual, P/N 520202, Page 180Get this manual
Exhaust Housing Servicing2, 2.3, 3.3 Removal and Disassembly
1The entire powerhead, exhaust housing, and gearcase may be removed from the swivel bracket as an assembly by removing four screws
2Remove the powerhead as described in Section 43Remove the gearcase as described in Section 6
Remove the water tube exhaust housing
and grommet from the
5Remove the two split bushings by spreading them enough to clear the exhaust housing6Remove the adjustment screw, spring, washer, wedge, and O-ring from housing clamp
7Refer to Cleaning and Inspection at the beginning of this section
Assembly and Installation