SPECIFICATIONS
- 64-
Item Standard
Limit
Piston
Piston to cylinder clearance
Piston size “D”
Measuring point “H”
Piston off-set
Off-set direction
Piston pin bore inside diameter
Piston pin outside diameter
0.050 ~ 0.070 mm
(0.0020 ~ 0.0028 in)
90.940 ~ 90.955 mm
(3.5803~ 3.5809 in)
4.0mm (0.15in)
0.5mm(0.0394in)
Intake side
20.002 ~ 20.008mm
(0.7875 ~ 0.7877in)
19.99 ~ 19.995mm
( 0.7870~ 0.7872 in)
0.15 mm
(0.0059 in)
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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
Barrel
1.2 ×3.5mm
(0.0472× 0.1378in)
0.25 ~ 0.40 mm
(0.0098 ~ 0.0157 in)
0.025 ~ 0.06 mm
(0.0010 ~ 0.00241 in)
Taper
1.5×3.9 mm
(0.0591×0.1535in)
0.30 ~ 0.50 mm
(0.0118 ~ 0.0197 in)
0.025 ~ 0.06 mm
(0.0010 ~ 0.0024 in)
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