Yamaha RAPTOR YFM660RP Owner's Manual page 141

1. Locknut
c. Free play
2. Adjusting bolt
6. Loosen the locknut at the crankcase
side.
7. Turn the adjusting nut at the crankcase in
direction a to increase the free play or in
direction b to decrease the free play.
8. Tighten the locknut at the crankcase and
the clutch lever.
1. Locknut
8-32
2. Adjusting nut