Engine Block (K20C1: Type-R)
WARNING: This page is about a different variant/trim than selected.
| Item | Measurement | Qualification | Standard or New | Service Limit |
|---|---|---|---|---|
| Block | Warpage of deck | 0.07 mm (0.002 in) max. | - | |
| Bore diameter | A or I | 86.010-86.020 mm (3.38621-3.38661 in) | 86.070 mm (3.38858 in) | |
| B or II | 86.000-86.010 mm (3.38582-3.38621 in) | 86.070 mm (3.38858 in) | ||
| Bore taper | - | 0.05 mm (0.0020 in) | ||
| Reboring limit | - | 0.25 mm (0.0098 in) max. | ||
| Piston | Skirt O.D. at 11 mm (0.43 in) from bottom of skirt | Letter A | 85.980-85.990 mm (3.38503-3.38543 in) | 85.930 mm (3.38306 in) |
| Letter B | 85.970-85.980 mm (3.38464-3.38503 in) | 85.920 mm (3.38267 in) | ||
| Clearance in cylinder | 0.020-0.040 mm (0.00079-0.00157 in) | 0.05 mm (0.0020 in) | ||
| Piston ring | Ring-to-groove clearance | Top | 0.065-0.090 mm (0.003 in) | 0.11 mm (0.004 in) |
| Second | 0.035-0.060 mm (0.002 in) | 0.08 mm (0.003 in) | ||
| Ring end gap | Top | 0.20-0.25 mm (0.008-0.009 in) | 0.25 mm (0.009 in) | |
| Second | 0.40-0.55 mm (0.016-0.021 in) | 0.55 mm (0.021 in) | ||
| Oil | 0.20-0.50 mm (0.008-0.019 in) | 0.50 mm (0.019 in) | ||
| Piston pin | O.D. | 21.961-21.965 mm (0.86460-0.86476 in) | 21.951 mm (0.86421 in) | |
| Pin-to-piston clearance | 0.002-0.010 mm (0.00008-0.00039 in) | 0.020 mm (0.00079 in) | ||
| Connecting rod | Pin-to-rod clearance | 0.004-0.016 mm (0.00016-0.00063 in) | 0.020 mm (0.00079 in) | |
| Big end bore diameter | 51.0 mm (2.008 in) | - | ||
| End play | 0.15-0.35 mm (0.006-0.013 in) | 0.40 mm (0.015 in) | ||
| Crankshaft | Rod/main journal taper | 0.005 mm (0.00020 in) max. | 0.010 mm (0.00039 in) | |
| Rod/main journal out-of-round | 0.004 mm (0.00016 in) max. | 0.010 mm (0.00039 in) | ||
| End play | 0.10-0.35 mm (0.0039-0.0138 in) | 0.45 mm (0.0177 in) | ||
| Total runout | 0.03 mm (0.0012 in) max. | 0.03 mm (0.0012 in) | ||
| Crankshaft bearing | Main bearing-to-journal oil clearance | No. 1, 2, 4, 5 journals | 0.017-0.041 mm (0.00067-0.00161 in) | 0.050 mm (0.00197 in) |
| No. 3 journal | 0.025-0.049 mm (0.00098-0.00193 in) | 0.055 mm (0.00217 in) | ||
| Connecting rod bearing-to-journal oil clearance | 0.032-0.066 mm (0.00126-0.00260 in) | - |