Note:
- Set the torque wrench at a right angle to the middle drive shaft nut wrench (2).
- Lock the threads on the middle drive shaft nut by staking them with a center punch.
![](https://motoinstruction.ru/img/yamaha/16/122412.jpg)
- Middle drive shaft nut wrench (2): 90890-04138
- Middle drive shaft holder (3): 90890-04055
2. Install: spring retainers (1)
Note: While compress the spring with the damper spring compressor (2), and then install the spring retainers.
![](https://motoinstruction.ru/img/yamaha/16/122413.jpg)
- Damper spring compressor: 90890-04090