Honda GB40 Outboard Motor Manual., Page 14Get this manual
BReassembly 1Mount the engine on the drive unit aligning the holes in the base of the engine the guide pins and the engine mounting bolts holes(Fig5)
Note this time, the clutch lever should be pushed forward as shown by the arrow in Fig52The subsequent engine installation is performed in the reverse order disassemblyNote
relative location of the belt, tension pulley and the belt cover setting plate are as shown in Fig6