Mitsubishi L Series

SERVICE DATA
2-4
Piston
Outside
diameter
L2A
L3A
STD
ø 65
[2.559]
64.919 to 64.939
[2.5559 to 2.5566]
0.25 OS
ø 65.25
[2.569]
65.169 to 65.189
[2.5657 to 2.5665]
0.50 OS
ø 65.50
[2.579]
65.419 to 65.439
[2.5755 to 2.5763]
L2C
L3C
STD
ø 70
[2.756]
69.913 to 69.933
[2.7525 to 2.7533]
0.25 OS
ø 70.25
[2.766]
70.163 to 70.183
[2.7623 to 2.7631]
0.50 OS
ø 70.50
[2.776]
70.413 to 70.433
[2.7722 to 2.7729]
L2E
L3E
STD
ø 76
[2.992]
75.906 to 75.926
[2.9884 to 2.9892]
0.25 OS
ø 76.25
[3.002]
76.156 to 76.176
[2.9983 to 2.9990]
0.50 OS
ø 76.50
[3.012]
76.406 to 76.426
[3.0081 to 3.0089]
Piston pin
outside diameter
L2A, L3A
L2C, L3C
ø 18
[0.71]
18.001 to 18.007
[0.7087 to 0.7089]
L2E, L3E
ø 21
[0.83]
21.002 to 21.005
[0.8269 to 0.8270]
Clearance
between piston
pin bore and
piston pin
L2A, L3A
L2C, L3C
0.006 to 0.018
[0.0002 to 0.0007]
0.08
[0.0031]
L2E, L3E
0.007 to 0.015
[0.0003 to 0.0006]
Clearance
between piston
and cylinder
(clearance)
L2A, L3A
0.061 to 0.111
[0.0024 to 0.0044]
0.2
[0.0079]
Repair to oversize or replaceL2C, L3C
0.067 to 0.117
[0.0026 to 0.0046]
L2E, L3E
0.074 to 0.124
[0.0029 to 0.0049]
Piston ring
Clearance
between ring
and ring groove
No.1
Compression ring
-
0.3
[0.0118]
Replace
No.2
Compression ring
0.05 to 0.09
[0.0020 to 0.0035]
0.2
[0.0079]
Oil ring
0.03 to 0.07
[0.0019 to 0.0028]
0.2
[0.0079]
Closed gap of
ring
No.1
Compression ring
0.15 to 0.30
[0.0059 to 0.0118]
1.5
[0.0591]
Replace
No.2
Compression ring
0.15 to 0.30
[0.0059 to 0.0118]
Oil ring
0.15 to 0.35
[0.0059 to 0.0138]
Connecting rod
Bend and torsion
0.05/100
[0.0020/3.94] or less
0.15/100
[0.0059/
3.94]
End play
0.10 to 0.35
[0.0039 to 0.0138]
0.5
[0.0197]
Table 2-2 Maintenance service data table - Basic engine(3 / 4) Unit mm [in.]
Inspection point Nominal Standard Limit Remark