1988 Johnson Evinrude CC 60 thru 75 outboards Service Manual, Page 200Get this manual
Assembly
EJ gasket on the adapterPlace the plate on the adapterInstall
1Clean the adapter and plate gasket surfacesPlace new
the screws and tighten to torque of 60-84 inlbs(7-9 Nm)
EJ exhaust housingPlace the inner exhaust housing on the
2Slide the seal onto the water tube and install in the inner
adapter and platePosition the water tube to align it with the water pumpInstall the screws and tighten to torque of 6084 inIbs(7-9 Nm)
3Clean the adapter and exhaust housing mating surfaces with OMC Cleaning SolventApply OMC Gel Seal I to the exhaust housing flangeAssemble the exhaust housing to the adapterInstall the screws and tighten to torque of 60-84 inIbs(7-9 N.m)