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Piston:
Piston to cylinder clearance
Piston size "D"
D
Piston over size
Measuring point "H"
Piston off-set
Piston pin bore inside diameter
Piston pin outside diameter
Piston rings:
Top ring
Type
Dimensions (B × T)
End gap (installed)
Side clearance (installed)
2nd ring
Type
Dimensions (B × T)
End gap (installed)
Side clearance
Oil ring
Dimensions (B × T)
End gap (installed)
MAINTENANCE SPECIFICATIONS
Item
H
(2nd)
(4th)
T
T
T
Standard
0.020 ~ 0.026 mm
(0.0008 ~ 0.0010 in)
53.977 ~ 53.996 mm
(2.1251 ~ 2.1258 in)
54.5 mm (2.1457 in)
55.0 mm (2.1654 in)
5 mm (0.20 in)
0.5 mm (0.0197 in)
15.002 ~ 15.013 mm
(0.5906 ~ 0.5911 in)
14.991 ~ 15.000 mm
(0.5902 ~ 0.5906 in)
B
Barrel
1.0 × 2.1 mm (0.04 × 0.08 in)
0.15 ~ 0.30 mm
(0.006 ~ 0.012 in)
0.035 ~ 0.090 mm
(0.0014 ~ 0.0035 in)
B
Taper
1.0 × 2.1 mm (0.04 × 0.08 in)
0.30 ~ 0.45 mm
(0.012 ~ 0.018 in)
0.020 ~ 0.060 mm
(0.0008 ~ 0.0024 in)
B
2.0 × 2.2 mm (0.08 × 0.09 in)
0.20 ~ 0.70 mm (0.01 ~ 0.03 in)
2 - 10
SPEC
Limit
0.15 mm
(0.0059 in)
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15.043 mm
(0.5922 in)
14.971 mm
(0.5894 in)
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0.4 mm
(0.016 in)
0.12 mm
(0.0047 in)
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0.55 mm
(0.022 in)
0.12 mm
(0.0047 in)
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