Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 246Get this manual
IRemove the I0 55 mm washer bolts and tiller handle assem bly 2DISASSEMBLY
IRemove the grip rubber, then remove the 12 mm flange bolt
GRIP RUBBER
2) Loosen the throttle friction gripf remove the throttle grip pipe assembly by turning it counterclockwise viewed from the grip end
3) Remove the throttle friction gripf throttle friction pad,