Reference for Yamaha : 68T-46241-00
Sierra 18-15138
Replacement timing belt suitable for the following Outboard engines
for Yamaha
F6A 
F6B 
F8C 
F8F 
FT8D 
FT8G 
F9.9F 
FT9.9J 
FT9.9G 
FT9.9L