All of the original parts Yamaha for the valves of your outboard motor F4A. By transmitting the order is pleasing to the serial number of the engine.

1 68DE21700000 GROUP CAMSHAFT 1

2 6AU121110000 VALVE ASP

3 6AU121210000 EXHAUST VALVE

4 6EEE21190000 OIL SEAL VALVE

5 6EGE21130000 INTERNAL SPRING VALVE

6 7NJ121170000 RETAINER, VALVE SPRING

7 7CNE21180000 HALF

8 67D121510000 ARM, VALVE ROCKER

9 6EEE21650000 PIVOT,ROCKER ARM

10 6EEE21580000 NUT

11 67D121570000 BOLT

12 67D121550100 GUIDE, PUSH ROD

13 67D121540000 ROD, VALVE PUSH

14 6EEE21530000 GLASS VALVE