Standards and Service Limits
|
2-4 | ||||||
| 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 | 75.00-75.02 mm
(2.9528-2.9535 in.) |
75.07 mm (2.9555 in.) | ||||
| Bore taper | - | 0.05 mm (0.002 in.) | ||||
| Reboring limit | - | 0.5 mm (0.02 in.) | ||||
| Piston | Skirt O.D. at 13 mm (0.5 in.) from bottom of skirt | 74.98-74.99 mm
(2.9520-2.9524 in.) |
74.97 mm (2.9516 in.) | |||
| Clearance in cylinder | 0.010-0.040 mm (0.0004-0.0016 in.) | 0.05 mm (0.002 in.) | ||||
| Ring groove width for D17A5 engines | Top | 1.020-1.030 mm (0.0402-0.0406 in.) | 1.05 mm (0.041 in.) | |||
| Second | 1.220-1.230 mm (0.0481-0.0484 in.) | 1.25 mm (0.049 in.) | ||||
| Oil | 2.805-2.820 mm (0.1104-0.1110 in.) | 2.85 mm (0.112 in.) | ||||
| Ring groove width for except D17A2, D17A8, D17A9 engines | Top | 1.020-1.030 mm (0.0402-0.0406 in.) | 1.05 mm (0.041 in.) | |||
| Second | 1.220-1.230 mm (0.0481-0.0484 in.) | 1.25 mm (0.049 in.) | ||||
| Oil | 2.005-2.020 mm (0.0789-0.0795 in.) | 2.05 mm (0.08 in.) | ||||
| Piston rings | Ring-to-groove clearance for except D17A8, D17A9 engines | Top | 0.035-0.055 mm (0.0014-0.0022 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-to-groove clearance for D17A5, engines | Top | 0.035-0.060 mm (0.0014-0.0024 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 for except D17A2, D17A8, D17A9 engines | Top | 0.15-0.30 mm (0.006-0.012 in.) | 0.60 mm (0.024 in.) | |||
| Second | 0.30-0.45 mm (0.012-0.018 in.) | 0.60 mm (0.024 in.) | ||||
| Oil | 0.20-0.80 mm (0.008-0.031 in.) | 0.90 mm (0.035 in.) | ||||
| Ring end gap for D15Y3, D17A5 engine | Top | 0.15-0.30 mm (0.006-0.012 in.) | 0.60 mm (0.024 in.) | |||
| Second | 0.30-0.45 mm (0.012-0.018 in.) | 0.60 mm (0.024 in.) | ||||
| Oil | 0.20-0.80 mm (0.008-0.031 in.) | 0.90 mm (0.035 in.) | ||||
| Ring end gap for D17A5 engine | Top | 0.15-0.30 mm (0.006-0.012 in.) | 0.60 mm (0.024 in.) | |||
| Second | 0.30-0.45 mm (0.012-0.018 in.) | 0.60 mm (0.024 in.) | ||||
| Oil | 0.20-0.70 mm (0.008-0.028 in.) | 0.80 mm (0.031 in.) | ||||
| Piston pin | O.D. | 18.996-19.000 mm (0.7479-0.7480 in.) | - | |||
| Pin-to-piston clearance | 0.010-0.020 mm (0.0004-0.0008 in.) | - | ||||
| Connecting rod | Pin-to-rod interference | 0.016-0.036 mm (0.0006-0.0014 in.) | - | |||
| Small-end bore diameter | 18.96-18.98 mm (0.746-0.747 in.) | - | ||||
| Large-end bore diameter (Nominal) | D17A2, D17A5, D17A8, D17A9 engines | 48.0 mm (1.89 in.) | - | |||
| End play installed on crankshaft | 0.15-0.30 mm (0.006-0.012 in.) | 0.40 mm (0.016 in.) | ||||