Home 1994 – 2001 Yamaha YZ125 Piston – Inspection 8 - Install the first piston pin clip into the pin bore groove.

8 – Install the first piston pin clip into the pin bore groove.

1994 - 2001 Yamaha YZ125 - Top End - Piston Inspection - Thumb

8 – Install the first piston pin clip into the pin bore groove.

7 – Insert the piston ring in the bottom of the cylinder and push it down with the piston so it inserts evenly.
9 – Lubricate the piston edge and ring grooves with 2-stroke oil.