Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 76Get this manual
3GEAR CASE ASSEMBLY aREMOVAL
IShift the gear into the "R" (reverse) position2) Loosen the lock nut and disconnect the shift rod from the shift rod by turning the adjusting nut
1 111 ROD A
121 ADJUSTING NUT
3) Tilt up the motor4) Remove the mm flange bolts or mm self-locking nuts
S and type: four 23 mm flange bolts and 75 mm flange boltXL type: five mm self-locking nuts