Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 211Get this manual
11) Drive the 25 mm spring pin using commercially
[I]mm PIN DRIVER 3
available mm pin driver until it comes clear of the upper side of the tilt lever bracket
12) Drive the 22 mm spring pin according to the above procedure until it comes clear of the upper side of the release rod bracket13) Pull the spring pins out of the bracket using vise pliers and discard the spring pinsReplace the spring pins with new ones when reassembly