| Item |
Measurement |
Qualification |
Standard or New |
Service Limit |
| Block |
Warpage of deck |
|
0.05 mm (0.002 in.) max. |
0.10 mm (0.004 in.) |
| Bore diameter |
Bore grade: A |
79.001 – 79.010 mm (3.1102 – 3.1106 in.) |
– |
| Bore grade: B |
79.011 – 79.020 mm (3.1107 – 3.1110 in.) |
– |
| Bore grade: C |
79.021 – 79.030 mm (3.1111 – 3.1114 in.) |
– |
| Piston |
Skirt O.D. at 57 mm (2.2 in.) from top of piston |
Piston grade: A |
78.930 – 78.939 mm (3.1075 – 3.1078 in.) |
– |
| Piston grade: B |
78.940 – 78.949 mm (3.1079 – 3.1082 in.) |
– |
| Piston grade: C |
78.950 – 78.959 mm (3.1083 – 3.1086 in.) |
– |
| Clearance in cylinder |
|
0.061 – 0.079 mm (0.0024 – 0.0031 in.) |
– |
| Piston rings |
Ring-to-groove clearance |
Top |
0.090 – 0.122 mm (0.0035 – 0.0048 in.) |
0.15 mm (0.006 in.) |
| Second |
0.070 – 0.110 mm (0.0028 – 0.0043 in.) |
0.15 mm (0.006 in.) |
| Oil |
0.025 – 0.065 mm (0.0010 – 0.0026 in.) |
0.15 mm (0.006 in.) |
| Ring end gap |
Top |
0.25 – 0.35 mm (0.010 – 0.014 in.) |
0.8 mm (0.03 in.) |
| Second |
0.20 – 0.30 mm (0.008 – 0.012 in.) |
0.8 mm (0.03 in.) |
| Oil |
0.20 – 0.40 mm (0.008 – 0.016 in.) |
0.8 mm (0.03 in.) |
| Piston pin |
O.D. |
|
26.995 – 27.000 mm (1.0628 – 1.0630 in.) |
26.985 mm (1.0624 in.) |
| Pin-to-piston clearance |
|
0.004 – 0.014 mm (0.0002 – 0.0006 in.) |
– |
| Connecting rod |
Pin-to-rod clearance |
|
0.008 – 0.020 mm (0.0003 – 0.0008 in.) |
0.05 mm (0.002 in.) |
| Large-end bore diameter |
|
46.003 – 46.045 mm (1.8111 – 1.8128 in.) |
– |
| Crankshaft |
Main journal diameter |
Size mark:  |
51.918 – 51.928 mm (2.0440 – 2.0444 in.) |
51.912 mm (2.0438 in.) |
| Size mark: |
51.928 – 51.938 mm (2.0444 – 2.0448 in.) |
51.922 mm (2.0442 in.) |
| Rod journal diameter |
|
45.930 – 45.945 mm (1.8083 – 1.8089 in.) |
45.926 mm (1.8081 in.) |
| Rod/main journal taper |
|
0.05 mm (0.002 in.) max. |
0.08 mm (0.003 in.) |
| End play |
|
0.05 – 0.15 mm (0.002 – 0.006 in.) |
0.2 mm (0.008 in.) |
| Runout |
|
0.05 mm (0.002 in.) max. |
0.06 mm (0.002 in.) |
| Crankshaft bearings |
Main bearing-to-journal oil clearance |
|
0.030 – 0.058 mm (0.0012 – 0.0023 in.) |
0.08 mm (0.003 in.) |
| Rod bearing clearance |
|
0.025 – 0.058 mm (0.0010 – 0.0023 in.) |
0.1 mm (0.004 in.) |