Yanmar 3TNV Series Service Manual page 118

Piston ring dimension
Model Part
Top ring
TNV82A/84 Second ring
Oil ring
Top ring
TNV88 Second ring
Oil ring
Top ring
4TNV94L 98 Second ring
Oil ring
Top ring
4TNV106(T) Second ring
Oil ring
4. Disassembly, Inspection and Reassembly of Engines
Item
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
Ring groove width
Ring width
Side clearance
End clearance
103
Standard
2.065 2.080
1.970 1.990
0.075 0.110
0.200 0.400
2.035 2.050
1.970 1.990
0.045 0.080
0.200 0.400
4.015 4.030
3.970 3.990
0.025 0.060
0.200 0.400
2.060 2.075
1.970 1.990
0.070 0.105
0.200 0.400
2.025 2.040
1.970 1.990
0.035 0.070
0.200 0.400
4.015 4.030
3.970 3.990
0.025 0.060
0.200 0.400
2.040 2.060
1.940 1.960
0.080 0.120
0.250 0.450
2.080 2.095
1.970 1.990
0.090 0.125
0.450 0.650
3.015 3.030
2.970 2.990
0.025 0.060
0.250 0.450
2.520 2.540
2.440 2.460
0.060 0.100
0.300 0.450
2.070 2.085
1.970 1.990
0.080 0.115
0.450 0.600
3.015 3.030
2.970 2.990
0.025 0.060
0.300 0.500
mm
Limit
-
1.950
-
0.490
2.150
1.950
0.200
0.490
4.130
3.950
0.180
0.490
-
1.950
-
0.490
2.140
1.950
0.190
0.490
4.130
3.950
0.180
0.490
-
1.920
-
0.540
2.195
1.950
0.245
0.730
3.130
2.950
0.180
0.550
-
2.420
-
0.540
2.185
1.950
0.235
0.680
3.130
2.950
0.180
0.600