Engine Block
Engine Block Specifications
| item | Measurement | Qualification | Standard or New | Service Limit |
|---|---|---|---|---|
| Block | Warpage of deck | 0.07 mm (0.003 in.) max. | 0.10 mm (0.004 in.) | |
| Bore diameter | A or I | 86.010-86.020 mm (3.3862-3.3866 in.) | 86.070 mm (3.3886 in. | |
| B or II | 86.000-86.010 mm (3.3858-3.3862 in.) | 86.070 mm (3.3886 in. | ||
| Bore taper | - | 0.05 mm (0.002 in.) | ||
| Reboring limit | - | 0.25 mm (0.01 in.) | ||
| Piston | Skirt O.D. at 16.0 mm (0.63 in.) from bottom of skirt | No letter | 85.980-85.990 mm (3.3850-3.3854 in.) | 85.970 mm (3.3846 in. |
| Letter B | 85.970-85.980 mm (3.3846-3.3850 in.) | 85.960 mm (3.3842 in. | ||
| Clearance in cylinder | 0.020-0.040 mm (0.0008-0.0016 in.) | 0.05 mm (0.002 in.) | ||
| Ring groove width | Top | 1.220-1.230 mm (0.0480-0.0484 in.) | 1.25 mm (0.049 in.) | |
| Second | 1.220-1.230 mm (0.0480-0.0484 in.) | 1.25 mm (0.049 in) | ||
| Oil | 2.805-2.825 mm (0.1104-0.1112 in) | 2.85 mm (0.112 in.) | ||
| Piston rings | Ring-to-groove clearance | Top | 0.035-0.060 mm (0.0014-0.024 in.) | 0.13 mm (0.005 in.) |
| Second | 0.030-0.055 mm (0.0012-0.0022 in.) | 0.13 mm (0.005 in.) | ||
| Ring end gap | Top | 0.20-0.35 mm (0.008-0.014 in,) | 0.60 mm (0.024 in.) | |
| Second | 0.40-0.55 mm (0.016-0.022 in.) | 0.70 mm (0.028 in.) | ||
| Oil | 0.20-0.70 mm (0.008-0.028 in.) | 0.80 mm (0.031 in.) | ||
| Piston pin | O.D. | 21.962-21.965 mm (0.8646-0.8648 in.) | 21.954 mm (0.8643 in. | |
| Pin-to-piston clearance | -0.0050- +0.0010 mm (-0.00020- +0.00004 in.) | 0.004 mm (0.0002 in.) | ||
| Connecting rod | Pin-to-rod clearance | 0.005-0.014 mm (0.0002-0.0006 in.) | 0.019 mm (0.0007 in.) | |
| Small-end bore diameter | 21.970-21.976 mm (0.8650-0.8652 in.) | - | ||
| Large-end bore diameter | Nominal | 48.0 mm (1.89 in.) | - | |
| End play installed on crankshaft | 0.15-0.30 mm (0.006-0.012 in.) | 0.40 mm (0.061 in.) | ||
| Crankshaft | Main journal diameter | No. 1 journal No. 2 journal No. 4 journal |
54.980-55.004 mm (2.1646-2.1655 in.) | - |
| No. 3 journal | 54.976-55.000 mm (2.1644-2.1654 in.) | - | ||
| No. 5 journal | 54.992-55.016 mm (2.1650-2.1660 in.) | - | ||
| Rod journal diameter | 44.976-45.000 mm (1.7707-1.7717 in.) | - | ||
| Rod/main journal taper | 0.005 mm (0.0002 in.) max. | 0.006 mm (0.0002 in.) | ||
| Rod/main journal out-of-round | 0.005 mm (0.0002 in.) max. | 0.006 mm (0.0002 in.) | ||
| End play | 0.10-0.35 mm (0.004-0.014 in.) | 0.45 mm (0.018 in.) | ||
| Runout | 0.03 mm (0.001 in.) max. | 0.04 mm (0, 002 in.) | ||
| Crankshaft bearings | Main bearing-to-journal oil clearance F23A1 (1000001 ~, 2000001 ~, 3000001 ~, 4000001~), F23A4 (1000001 ~, 2000001 ~, 3000001 ~, 4000001~), F23A5 (1000001 ~, 2000001 ~, 3000001 ~, 4000001~), F23A1 (3400001 ~, 4400001 ~), F23A4 (3400001 ~, 4400001~) engines |
No. 1 journal | 0.021-0.045 mm (0.0008-0.0018 in.) | 0.050 mm (0.0020 in.) |
| No. 2 journal | 0.021-0.045 mm (0.0008-0.0018 in.) | 0.050 mm (0.0020 in.) | ||
| No. 3 journal | 0.025-0.049 mm (0.0010-0.0019 in.) | 0.055 mm (0.0022 in.) | ||
| No. 4 journal | 0.021-0.045 mm (0.0008-0.0018 in.) | 0.050 mm (0.0020 in.) | ||
| No. 5 journal | 0.009-0.033 mm (0.0004-0.0013 in.) | 0.040 mm (0.0016 in.) | ||
| Main bearing-to-journal oil clearance F23A1 (3600001 ~, 4500001), F23A4 (3500001 ~, 4500001), F23A5 (3500001 ~, 4500001) engines |
No. 1 journal | 0.025-0.049 mm (0.0010-0.0019 in.) | 0.055 mm (0.0022 in.) | |
| No. 2 journal | 0.025-0.049 mm (0.0010-0.0019 in.) | 0.055 mm (0.0022 in.) | ||
| No. 3 journal | 0.021 -0.045 mm (0.0008-0.0018 in.) | 0.050 mm (0.0020 in.) | ||
| No. 4 journal | 0.013-0, 037 mm (0.0005-0.0015 in.) | 0.045 mm (0.0018 in.) | ||
| No. 5 journal | 0.009-0.033 mm (0.0004-0.0013 in.) | 0.040 mm (0.0016 in.) | ||
| Main bearing-to-journal oil clearance F23A1 (2500001 ~), F23A4 (2600001 ~) engines | No. 1 journal | 0.013-0.037 mm (0.0005-0.0015 in.) | 0.045 mm (0.0018 in.) | |
| No. 2 journal | 0.021 -0.045 mm (0.0008-0.0018 in.) | 0.050 mm (0.0020 in.) | ||
| No. 3 journal | 0.025-0.049 mm (0.0010-0.0019 in.) | 0.055 mm (0.0022 in.) | ||
| No. 4 journal | 0.013-0.037 mm (0.0005-0.0015 in.) | 0.045 mm (0.0018 in.) | ||
| No. 5 journal | 0.009-0.033 mm (0.0004-0.0013 in.) | 0.040 mm (0 0016 in.) | ||
| Rod bearing clearance | 0.021-0.049 mm (0.0008-0.0019 in.) | 0.060 mm (0.0024 in.) | ||
| Balancer shafts | Journal diameter | No. 1 journal, front shaft | 42.722-42.734 mm (1.6820-1.6824 in.) | 42.71 mm (1.681 in.) |
| No. 1 journal, rear shaft | 20.938-20.950 mm (0.8243-0.8248 in.) | 20.92 mm (0.824 in.) | ||
| No. 2 journal, front and rear shafts | 38.712-38.724 mm (1.5241-1.5246 in.) | 38.70 mm (1.524 in.) | ||
| No. 3 journal, front and rear shafts | 34.722-34.734 mm (1.3670-1.3675 in.) | 34.71 mm (1.367 in.) | ||
| Journal taper | 0.005 mm (0.0002 in.) | - | ||
| End play | Front shaft | 0.10-0.40 mm (0.004-0.016 in.) | - | |
| Rear shaft | 0.04-0.15 mm (0.002-0.006 in.) | - | ||
| Total runout | 0.02 mm (0.001 in.) | 0.03 mm (0.001 in.) | ||
| Shaft-to-bearing oil clearance | No. 1 journal, front shaft No. 3 journal, front and rear shafts | 0.066-0.098 mm (0.0026-0.0039 in.) | 0.12 mm (0.005 in.) | |
| No. 1 journal, rear shaft | 0.050-0.075 mm (0.0020-0.0030 in.) | 0.09 mm (0.004 in.) | ||
| No. 2 journal, front and rear shafts | 0.076-0.108 mm (0.0030-0.0043 in.) | 0.13 mm (0.005 in.) | ||
| Balancer shaft bearings | I.D. | No. 1 journal, front shaft | 42.800-42.820 mm (1.6850-1.6858 in.) | 42.83 mm (1.686 in.) |
| No. 1 journal, rear shaft | 21.000-21.013 mm (0.8268-0.8273 in.) | 21.02 mm (0.828 in.) | ||
| No. 2 journal, front and rear shafts | 38.800-38.820 mm (1.5276-1.5283 in.) | 38.83 mm (1.529 in.) | ||
| No. 3 journal, front and rear shafts | 34.800-34.820 mm (1.3701-1.3709 in.) | 34.83 mm (1.371 in.) | ||