STANDARD VALUE (J05E)
2–19
TIGHTENING TORQUE
Unit: N
m {kgf
cm, lbf
ft}
PISTON & CONNECTING ROD
EN01F02127010701006011
STANDARD VALUE, LIMIT AND ACTION
Unit: mm {in.}
Tightening part
Tightening torque
Remarks
Sub idle gear shaft mounting bolt
108 {1,101, 80}
Main idle gear shaft mounting bolt
172 {1,754, 127}
Injection pump drive idle gear shaft mounting bolt
108 {1,101, 80}
Bearing case assembly mounting bolt
28.5 {291, 21}
Inspection item
Standard value
Permissible limit
Action
Cylinder liner inner diameter
112 {4.409}
112.15 {4.415}
Piston outer diameter (17mm in axial direc-
tion to the upper pin from the lower end of
the skirt)
111.927-111.943
{4.406-4.407}
–
Clearance between cylinder liner inner diam-
eter and piston outer diameter
0.053-0.077
{0.0021-0.0030}
–
Replace
Piston ring thickness
Top
2.999 {0.1181}
2.899 {0.1141}
Replace
Second
2.0 {0.0787}
1.9 {0.0748}
Replace
Oil
4.0 {0.1575}
3.9 {0.1535}
Replace
Piston ring groove width
Top
Taper
–
Replace
Second
2.0 {0.0787}
2.2 {0.0866}
Replace
Oil
4.0 {0.1575}
4.1 {0.1614}
Replace
Piston ring closed gap
clearance
Top
0.30-0.40
{0.0118-0.0157}
1.5 {0.0590}
Replace
Second
0.75-0.90
{0.0295-0.0354}
1.5 {0.0590}
Replace
Oil
0.15-0.30
{0.0059-0.0118}
1.2 {0.0472}
Replace
Outer diameter of contact surface between
piston pin and piston boss
37 {1.457}
36.96 {1.455}
Replace
Piston boss inner diameter
37 {1.457}
37.05 {1.459}
Replace
Clearance between outer diameter of contact
surface between piston pin and piston boss
and piston boss inner diameter
0.011-0.032
{0.0004-0.0013}
0.05 {0.0020}
Replace
Outer diameter of piston center
37 {1.457}
36.96 {1.455}
Replace
Inner diameter of connecting rod bush
37 {1.457}
37.1 {1.461}
Replace
Clearance between outer diameter of piston
center and inner diameter of connecting rod
bush
0.035-0.056
{0.0014-0.0022}
0.08 {0.0032}
Replace
