2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 134Get this manual
Lower unit
Drive shaft and lower case
No1 10 11 12 13 14 15 16 17
Part name Drive shaft Taper roller bearing Pinion shim Sleeve Hose Plastic tie Joint Nut Cooling water inlet cover Screw Seal Plate Forward gear shim Taper roller bearing Needle bearing Forward gear assembly Needle bearing