Piston And Power Valve - Yamaha YZ125N1 Service Manual

CYLINDER HEAD, CYLINDER AND PISTON
EC478100

PISTON AND POWER VALVE

4 Nm (0.4 m•kg, 2.9 ft•lb)
8 Nm (0.8 m•kg, 5.8 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
4 Nm (0.4 m•kg, 2.9 ft•lb)
Extent of removal:
Extent of removal Order
1
2
10
11
12
13
14
1 Piston and piston ring removal
Part name
PISTON AND POWER VALVE
REMOVAL
1 Piston pin clip
2 Piston pin
3 Piston
4 Small end bearing
5 Piston ring
6 Power valve cover
7 Thrust plate
8 Bolt (link lever)
9 Valve shaft
Collar
Link lever
Spring
Power valve 1
Power valve 2
2 Power valve removal
Q'ty
 
2
 
 
1
 
1 Refer to "REMOVAL POINTS".
 
1
 
 
1
1
1
1
1
2
1
2
1
1
4-18
ENG
Remarks