1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 190Get this manual
[!J 4Remove the exhaust relief plateDiscard the gasketAssembly
1sl1Apply OMC Gasket Sealing Compound to new exhaust
relief gasketPosition the gasket and plater:;! 2Install the exhaust relief baffleApply OMC HT 400 to threads of the retaining screwsInstall and tighten the screws to 60-84 inIbs(7-9 Nm)
3Check the condition of the following componentsReplace if necessary Lower inner exhaust housing seal Exhaust relief grommet, lower engine cover seal Lower crankcase head grommet Shift rod grommet
Apply OM.C Gel-Sealto the top flange of the outer exhaust housmg
5Install the inner exhaust housing into the outer exhaust housingr;] 6Apply OMC Gasket Sealing Compound to threads of the four