81
Assembly of piston rings
Caution
● Set the manufactory label upwards.
● Pay attention not to mix the location of the 1
st
ring and 2
nd
ring.
● Check the piston ring for flexibility after installation.
● Stagger each piston ring opening apart piston pin for 120°.
第一道环(有镀铬)
第二道环(表面磷化)
油环
13.3 Inspection
● Free length of valve spring
Standard(mm) Service limit(mm)
26.4 24.9
● Valve seat width
Standard(mm) Service limit(mm)
0.7 1.8
1
st
ring
2
nd
ring
Oil ring