1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 264Get this manual
Reassembly of Exhaust Housing and Adaptor100 and 155 Models 1Install lower rubber mounts in exhaust housing and secure '" with lower mount coversTighten screws to torque of 24-27 N'm (18-20 ftIbs2If plate (100 models), megaphone, inner exhaust and outer housings, and adaptor have been disassembled, reassemble using new gaskets and OMC Gasket Sealing CompoundIf water tube and grommet were removed, insert new grommet, and install water tubeIf seals on exhaust housings are being replaced, apply OMC Adhesive "M" to metal surfaces to retain seals3Apply OMC Screw Lock to threads of upper rubber thrust '" mount screwsTighten screws to torque of 24-27 N'm (18-20 ftIbs4Bring exhaust hOL.sing into position with steering bracket and lower mount bracketCoat attaching screw threads with OMC Screw Lock and attach exhaust housing to steering and lower '" mount bracketTighten upper two screws to torque of 52-54 N'm (38-40 ftIbs, lower four screws to torque of 51-61 Nm (38-45 ftIbs5I nstall lower engine cover 155 ModelsPosition frame and seal assembly in lower engine coverAttach rear rubber mount screws, washers and nuts 155 ModelsAttach seal and frame assembly