Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 352Get this manual
BEARING HOUSING, SHIFT CAM AND LOWER CASE 2Check: Water passage Mineral depositscorrosion 3Check: Lower case Cracksdamage 1Install: Solid bushing
Replace
ASSEMBLING THE BEARING HOUSING
Driver rod: YB-0622990890-06652 Attachment: YB-0602890890-06650