1992 Johnson Evinrude "EN" 9.9 thru 30 Service Manual, P/N 508142, Page 217Get this manual
1sl8Remove the three screws retaining the idle relief mufflerRemove the mufflerDiscard the muffler gasket and seals from the screws rgl r;()l9
Remove the two remaining lower mount housing screws from the port lower mount housingSeparate and remove the port and starboard lower mount housingSlide the mount housing bumper from between the lower front mount and the exhaust housing
r,v 10Remove the nuts and washers from the two upper side
r:w2l11Remove the nut and the washer from the upper front mountSeparate the exhaust housing from the swivel bracket assemblyr:J3l12Remove the two screws retaining the cover mount bracket to the exhaust housing and remove the bracketRemove and discard the exhaust housing to lower engine cover seal
r,v r;()l13Remove the upper side mount.s and the lower front
from the exhaust housing
r;()l14Remove the nuts from inside of the exhaust housing that retain both lower side mounts to the exhaust housing15Refer to Cleaning and Inspection at the beginning of this sectionAssembly and Installation