Honda BF35A-BF45A Outboard Motors Shop Manual., Page 374Get this manual
Apply grease to the inside of the throttle grip pipe, inside of the friction grip, both ends of the throttle cable pin, handle pipe and both sides of the friction padSet the throttle friction pad on the grip pipeInstall the grip pipe on the tiller handle by slowly turning it clockwise [I] BOSS
FRICTION DISC
FRICTION PAD
THROTTLE
FRICTION GRIP
Tighten the throttle friction grip against the throttle friction disc by aligning the cutout of the friction pad with the boss of the friction discTighten the 12 mm flange bolt securelyTurn the grip pipe to the fully close position and install the grip rubber by aligning the "A" mark with fully close mark