1990 Johnson Evinrude "ES" Colt/Junior thru 8 Service Manual, P/N 507870, Page 186Get this manual
Exhaust Housing ServicingColt, Junior Removal and Disassembly
1The swivel bracket assembly can be removed from the motor by removing the four screws
2To disassemble the exhaust housingremove the powerhead as described in Section 43Remove the gearcase as described in Section 64Remove the water tube
and water tube grommet
Remove the upper and lower pivot bushings and the rubber vibration dampers Stretch the rubber vibration dampers over lower end of exhaust housing to remove Refer to Cleaning and Inspection at the beginning of this section
Assembly and Installation