2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 123Get this manual
Special service toolsLower unit
Lower unit
No1 10 11 12 13 14 15 16 17
Part name Lower unit Hose Check screw Gasket Dowel Bolt Drain screw Grommet Bolt Bolt Spacer Propeller Washer Washer Cotter pin Nut Trim tab