Honda Outboards BF40A/BF50A Service Manual, Page 423Get this manual
BF40A-BF50A POWER TRIMITILT MOTOR
Make sure there is no metallic part (e.gwasher, etc on the magnets before installation After installing the yoke, lightly tap on the outer surface of the yoke with plastic hammer (for snug fitting of the armature bearing)
[2] mm SCREW (3)
2.2 Nom, (0.22 kgfom, 1.6Ibf ft)