2 - 7
SPEC
ENGINE SPECIFICATIONS
Piston
Piston to cylinder clearance
0.050 ~ 0.070 mm
(0.0020 ~ 0.0028 in)
0.15 mm
(0.0059 in)
Piston size “D”
99.945 ~ 99.995 mm
(3.9348 ~ 3.9368 in)
----
Measuring point “H”
2.5 mm (0.10 in)
----
Piston off-set
1.0 mm (0.0394 in)
----
Off-set direction
Intake side
----
Piston pin bore inside diameter
22.004 ~ 22.015 mm
(0.8663 ~ 0.8667 in)
22.045 mm
(0.8679 in)
Piston pin outside diameter
21.991 ~ 22.000 mm
(0.8658 ~ 0.8661 in)
21.971 mm
(0.8650 in)
Piston rings
Top ring
Type
Barrel
----
Dimensions (B
×
T)
1.2
×
3.8 mm
(0.0472
×
0.1496 in)
----
End gap (installed)
0.30 ~ 0.45 mm
(0.0118 ~ 0.0177 in)
0.70 mm
(0.0276 in)
Side clearance (installed)
0.04 ~ 0.08 mm
(0.0016 ~ 0.0031 in)
0.13 mm
(0.0051 in)
2nd ring
Type
Taper
----
Dimensions (B
×
T)
1.2
×
4.0 mm
(0.0472
×
0.1575 in)
----
End gap (installed)
0.30 ~ 0.45 mm
(0.0118 ~ 0.0177 in)
0.80 mm
(0.0315 in)
Side clearance
0.03 ~ 0.07 mm
(0.0012 ~ 0.0028 in)
0.13 mm
(0.0051 in)
Item
Standard
Limit
H
D
T
B
B
T
www.midwestmanuals.com