Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 80Get this manual
9) Drive out the 2.5 11.8 mm pin using commercially available pin driver, and remove the push rod from the shift rod B 111 mm PIN DRIVER
(Commercially available)
[21 PUSH ROD I
2 11.8 mrnPIN
10) Drive out the 2.5 11.8 mm pin using commercially available pin driver, and remove the shift rod from the water pump housing
[I] mm PIN DRIVER 2.5 (Commercially available)
bINSPECTION
PUMP IMPELLER