Chrysler 6, 7.5, 180 Sailor Outboard Motors Service Manual, OB 3330, Page 77Get this manual
TOWER SHAFT DisassemblyTo disassemble towershaft power head, proceed as followsFigure 9from
AssemblyTo reassemble the tower shaft to the power headproceed as follows1Assemble towershaft to towershaft gear so that match mark on gear points perpendicular to remote throttle arm on towershaft toward front of engineFigure 102Place towershaft bearings around towershaft and secure with two screws3Install screw securing spark control bearing to towershaft arm 4With throttle towershaft at wide open throttle positioninstall towershaft pinion gear and lowe half of bearing Align match mark on towershaft pinion gear with match mark on towershaft gearFigure 105Place top half of pinion gear bearing over gea taking care to match up notch and groove of top and bottom halfInstall screws and adjust bearing to provide tight mesh between the towershaft gea and towershaft pinion gearTorque screws to 40 inch pounds