Yamaha Z300A Supplementary Service Manual page 14

GEN
INFO
General information
An oil groove has been added to each reed valve seat. Oil in the groove helps to reduce impact
when the reed valve contacts the reed valve seat.
The dimensions of the reed valve assembly are the same as those for the Z250.
1 Oil groove
2 Identification mark: 6D0
The oil pump has been newly designed to obtain optimal oil supply.
È Model
É Identification mark
7
6D03F1X