Yamaha PZ50W Service Manual page 201

VALVES AND VALVE SPRINGS
1
2
3
M
4
5
8
M
9
Order Job name/Part name
Valves and valve springs removal
Cylinder head
1 Valve lifter
2 Valve pad
3 Valve cotter
4 Upper spring seat
5 Valve spring
6 Exhaust valve
7 Intake valve
8 Oil seal
9 Lower spring seat
10 Valve guide
VALVES AND VALVE SPRINGS
3
New
1
2
3
4
5
New 8
10
7
M
Q'ty
Remove the parts in the order listed below.
Refer to "CYLINDER HEAD".
10
10
20
10
10
4
6
10
10
10
For installation, reverse the removal proce-
dure.
5-32
ENG
3
M
9
M
10
6
M
Remarks