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SERVICE DATA AND SPECIFICATIONS (SDS) EM-137 < SERVICE DATA AND SPECIFICATIONS (SDS) [MR20DD] C D E F G H I J K L M A EM N P O * 1 : Diameter made by intersection point of conic angles “ α 1” and “ α 2” * 2 : Diameter made by intersection point of conic angles “ α 2” and “ α 3” * 3 : Machining data VALVE SPRING Unit: mm (in) Cylinder Block INFOID:0000000010783745 CYLINDER BLOCK Unit: mm (in) Contacting width “W”* 3 Intake 1.0 - 1.4 (0.039 - 0.055) Exhaust 1.2 - 1.6 (0.047 - 0.063) Height “h” Intake 5.9 - 6.0 (0.232 - 0.236) 5.03 - 5.13 (0.1980 - 0.2020) Exhaust 4.95 - 5.05 (0.1949 - 0.1988) Depth “H” Intake 6.04 (0.2378) Exhaust 6.05 (0.2382) Items Standard Intake Exhaust Free height 49.4 - 49.6 mm (1.945 - 1.953 in) 54.5 - 54.7 mm (2.146 - 2.154 in) Installation height 38.46 mm (1.514 in) 38.46 mm (1.514 in) Installation load 151 - 175 N (15.4 - 17.9 kg, 34 - 39 lb) 257 - 289 N (26.2 - 29.5 kg, 57.8 - 65.0 lb) Height during valve open 28.86 mm (1.1362 in) 30.03 mm (1.1823 in) Load with valve open 344 - 392 N (35.0 - 40.0 kg, 77.3 - 88.1 lb) 450 - 502 N (45.9 - 51.2 kg, 101.2 - 112.9 lb) Identification color White Yellow green Items Limit Valve spring squareness 1.0 (0.039) Cylinder block top surface distortion Limit 0.1 (0.004) Cylinder bore inner diameter Standard Grade No. 1 84.000 - 84.010 (3.3071 - 3.3075) Grade No. 2 84.010 - 84.020 (3.3075 - 3.3079) PBIC4017E |