Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 202Get this manual
1OIL CASE aDISASSEMBLY
1) Remove the engine (section 81, then remove the follow-
- gear case assembly (P4-9)-tiller handle (P15-2)
- extension case and lower mount rubber (P4-26)- remote control cable (P14-21- shift linkage (P13-2 and 3)2) Remove the shift rod A, adjusting nut and oil case grommet
3) Remove the two 10 25 mm flange bolts and remove the
oil case4) Remove the four 12 mm flange bolts and remove the upper mount rubber and set platesCheck the upper mount rubber for damage or deterioration, replace if necessary111 13x28x7mm WATER SEAL