1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 247Get this manual
Removal and Disassembly of Exhaust Housing and Adaptor65 Models 12Remove the powerhead as described in Section 4Remove the gearcase as described in Section 6
3Remove the two screwslower engine cover support brackets to the exhaust housing adaptorNote the location of the washer for correct reassemblyRemove the lower engine cover4 Remove the two nuts and screws, the steering handle to the steering armRemove the steering handleOn manual Tilt long shaft models have tilt assist shock absorber which exerts considerable upward pressure Removing the exhaust housing while in the down position could allow sudden release of parts which could cause serious injuryPlace motor in tilt position to relieve pressure5Remove the four screws mounts