1996 Johnson Evinrude "ED" 9.9 thru 30 2-Cylinder Service Manual, P/N 507122, Page 206Get this manual
Exhaust Housing Service9.915 Removal and Disassembly 1Remove the lower engine covers as described in Section 42Remove carburetor as described in Section 23Remove the powerhead as described in Section 44Remove the gearcase as described in Section 6
[!] 5Remove the exhaust housing bafflef21 6Remove the cotter pinRemove the shift arm pin to t=I disengage the shift rod from the shift arm, and remove the rodf31 7Remove the five screws and lift the lower engine cover support off the exhaust housingf41 8Remove the two lower mount bracket screwsRemove the port and starboard lower mount brackets with two lateral mountsf51 9Remove the two idle relief muffler screwsRemove the muffler and discard gasketf61 10Remove the two upper mount to steering bracket screw caps and discard O-ringsRemove the two upper mount screwsSeparate the exhaust housing from the swivel bracket assemblyf71 11Remove the upper thrust mount and plate from the swivel bracket assembly12Remove the four screws (two port and two starboard) retaining the two upper mounts to the exhaust housingRemove the two upper mounts