Piston Rings; Connecting Rod; Tappet - Yanmar EF-494T Technical Manual

Diesel tractor
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3 ENGINE

3.5.14 Piston rings

No.
Top ring (mm)
1
Second ring (mm)
Oil ring (mm)

3.5.15 Connecting rod

No.
1
Thrust clearance (mm)
Dimensions of connecting rod small end
No.
Bushing I. (mm)
1
Pin O.D. (mm)
Clearance (mm)

3.5.16 Tappet

No.
Tappet bore I.D. (mm)
1
Stem diameter (mm)
Clearance (mm)
Inspection item
Ring groove width
Ring width
Clearance
End gap
Ring groove width
Ring width
Clearance
End gap
Ring groove width
Ring width
Clearance
End gap
Inspection item
Inspection item
Inspection item
Standard
2.060 to 2.075
1.970 to 1.990
0.070 to 0.105
0.200 to 0.400
2.025 to 2.040
1.970 to 1.990
0.035 to 0.070
0.200 to 0.400
4.015 to 4.030
3.970 to 3.990
0.025 to 0.060
0.200 to 0.400
Standard
0.2 to 0.4
Standard
26.025 to 26.038
25.955 to 26.000
0.025 to 0.043
Standard
12.000 to 12.025
11.975 to 11.990
0.010 to 0.050
115
3 ENGINE
Limit
2.170
1.950
0.200
0.490
2.140
1.950
0.190
0.490
4.130
3.950
0.180
0.490
Limit
Limit
26.068
25.967
0.101
Limit
12.045
11.955
0.090
EF494T TM 06/2011 edition

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