2000-2005 Yamaha F40B Outboard Service Manual, Page 314Get this manual
LOWER CASE ASSEMBLY
CHECKING THE NEEDLE BEARING
Check: Needle bearing Pittingrumbling
Replace
ASSEMBLING THE LOWER CASE ASSEMBLY
1Install: Forward gear shim(s)
Forward gear bearing outer race (tl Bearingoil seal attachment YB-4144690890-06622 Driver rod YB-0607190890-06652
2Install: Drive shaft needle bearing Depth G) 182.5-183.0 mm (7.19-7.20 in) Bearingoil seal attachment YB-0606390890-06614 Driver rod (tl YB-0607190890-06652 Bearingoil seal depth plate YB-3447390890-06603