Honda Outboards BF40A/BF50A Service Manual, Page 344Get this manual
12OIL PANPRIMARY GEAR CASESWIVEL CASE 1STEERING FRICTION LEVER (Long Tiller Handle Type)
BF40A-BF50A
1STEERING FRICTION LEVER (Long Tiller Handle Type) aDISASSEMBLY
1) Remove the engine cover and tiller handle (P15-1)2) Remove the mm self locking nut
3) Remove the mm washer, friction adjusting lever, mm nylon washer and friction disc4) Remove the two plate