– 4 –
SPEC
Piston
Piston-to-cylinder clearance
0.030 ~ 0.055 mm (0.0012 ~ 0.0022 in)
0.13 mm
(0.0051 in)
Diameter D
99.955 ~ 99.970 mm (3.9352 ~ 3.9358 in)
----
Height H
10.0 mm (0.39 in)
----
Piston pin bore (in the piston)
Diameter
23.004 ~ 23.015 mm (0.9057 ~ 0.9061 in) 23.045 mm
(0.9073 in)
Offset
0.50 mm (0.0197 in)
----
Offset direction
Intake side
----
Piston pin
Outside diameter
22.991 ~ 23.000 (0.9052 ~ 0.9055 in)
22.971 mm
(0.9044 in)
Piston-pin-to-piston-pin-bore clear-
ance
0.004 ~ 0.024 mm (0.0002 ~ 0.0009 in)
0.074 mm
(0.0029 in)
Piston rings
Top ring
Ring type
Barrel
----
Dimensions (B
×
T)
1.20
×
3.80 mm (0.047
×
0.150 in)
----
End gap (installed)
0.20 ~ 0.35 mm (0.0079 ~ 0.0138 in)
0.60 mm
(0.0236 in)
Ring side clearance
0.030 ~ 0.080 mm (0.0012 ~ 0.0031 in)
0.13 mm
(0.0051 in)
2nd ring
Ring type
Taper
----
Dimensions (B
×
T)
1.20
×
4.00 mm (0.047
×
0.157 in)
----
End gap (installed)
0.35 ~ 0.50 mm (0.0138 ~ 0.0197 in)
0.85 mm
(0.0335 in)
Ring side clearance
0.030 ~ 0.070 mm (0.0012 ~ 0.0028 in)
0.13 mm
(0.0051 in)
Item
Standard
Limit
H
D
T
B
B
T