Valves And Valve Springs - Yamaha YZ450FP 2023 Owner's Service Manual

EAM20108

VALVES AND VALVE SPRINGS

Removing the valves and valve springs
13.5–13.9 mm
(0.53–0.55 in)
Order Job/Parts to remove
Cylinder head
1 Valve lifter
2 Adjusting pad
3 Valve cotter
4 Valve spring retainer
5 Valve spring
VALVES AND VALVE SPRINGS
1
1
2
2
3
3
4
4
3 3
5 5 5
5
(2) (2)
Q'ty
4
4
8
4
4
5-22
3 3
12.2–12.6 mm
(0.48–0.50 in)
Remarks
Refer to "CYLINDER HEAD" on page 5-17.