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6A–79 ENGINE MECHANICAL 015RV014 The size mark (1) for piston outside diameter is Outside Diameter (3.6756 in–3.6760 in) Size Mark B : 93.371 mm–93.380 mm (3.6760 in–3.6764 in) Size Mark C : 93.381 mm–93.390 mm (3.6764 in–3.6768 in) 015RS025 Measure the cylinder bore inside diameter (refer to 012RS002 Piston Rings (8) Any worn or damaged part discovered during engine 1. Ring end gap measurement D Insert the piston ring into the bore. D Push the ring by the piston, at a right angle to the D Measure the ring end gap. Compression Ring 1st ring Standard: 0.300 mm–0.400 mm (0.0118 in–0.0157 in) Limit: 1.0 mm (0.0394 in) 2nd ring Standard: 0.450 mm–0.600 mm (0.0177 in–0.0236 in) Limit: 1.2 mm (0.0472 in) Oil ring Standard: 0.150 mm–0.450 mm (0.0059 in–0.0177 in) Limit: 1.05 mm (0.0413 in) |