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Cylinder Block Unit: mm (in) SEM370G Surface flatness Standard Less than 0.03 (0.0012) Limit 0.10 (0.0039) Cylinder bore Inner diameter Standard Grade No. 1 96.000 - 96.010 (3.7795 - 3.7799) Grade No. 2 96.010 - 96.020 (3.7799 - 3.7803) Grade No. 3 96.020 - 96.030 (3.7803 - 3.7807) Wear limit 0.20 (0.0079) Out-of-round (X − Y) Less than 0.02 (0.0008) Taper (A − B − C) Less than 0.02 (0.0008) Main journal inner diameter (Without bearing) 74.981 - 75.000 (2.9520 - 2.9528) Difference in inner diam- Limit Less than 0.05 (0.0020) Piston, Piston Ring and Piston Pin AVAILABLE PISTON Unit: mm (in) SEM369G Piston skirt diameter “A” Standard Grade No. 1 95.950 - 95.960 (3.7776 - 3.7779) Grade No. 2 95.960 - 95.970 (3.7779 - 3.7783) Grade No. 3 95.970 - 95.980 (3.7783 - 3.7787) “a” dimension 10 (0.39) Piston pin hole diameter 32.997 - 33.005 (1.2991 - 1.2994) Piston clearance to cylinder block 0.040 - 0.060 (0.0016 - 0.0024) SERVICE DATA AND SPECIFICATIONS (SDS) ZD EM-90 |