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EM-128 < SERVICE DATA AND SPECIFICATIONS (SDS) [HR16DE] SERVICE DATA AND SPECIFICATIONS (SDS) AVAILABLE PISTON Unit: mm (in) PISTON RING Unit: mm (in) PISTON PIN Cylinder bore inner diameter Standard 78.000 - 78.015 (3.0709 - 3.0715) Out-of-round Limit 0.015 (0.0006) Taper 0.010 (0.0004) Cylinder block main bearing housing inner diameter grade Grade No. A 51.997 - 51.998 (2.0471 - 2.0472) 52.010 - 52.011 (2.0476 - 2.0477) 52.012 - 52.013 (2.0477 - 2.0478) Difference in inner diameter between cylinders Standard Less than 0.015 (0.0006) Item Standard Limit Piston skirt diameter “A” 77.965 - 77.980 (3.0695 - 3.0701) — Measure point “H” 37.1 (1.461) — Piston pin hole diameter 19.006 - 19.012 (0.7483 - 0.7485) — Piston to cylinder bore clearance 0.020 - 0.050 (0.0008 - 0.0020) 0.09 (0.0035) PBIC0188E Items Standard Limit Piston ring side clearance Top 0.040 - 0.080 (0.0016 - 0.0031) 0.11 (0.0043) 2nd 0.030 - 0.070 (0.0012 - 0.0028) 0.10 (0.0039) Oil (rail ring) 0.045 - 0.125 (0.0018 - 0.0049) — Piston ring end gap Top 0.20- 0.30 (0.0079 - 0.0118) 0.50 (0.0197) 2nd 0.35 - 0.50 (0.0138 - 0.0197) 0.66 (0.0260) Oil (rail ring) 0.20 - 0.60 (0.0079 - 0.0236) 0.92 (0.0362) |