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Valve Seat NHEM0060 Unit: mm (in) SEM021EC SEM621F Standard Service Cylinder head seat recess diameter (D) Intake 38.000 - 38.016 (1.4961 - 1.4967) 38.500 - 38.516 (1.5157 - 1.5164) Exhaust 32.200 - 32.216 (1.2677 - 1.2683) 32.700 - 32.716 (1.2874 - 1.2880) Valve seat interference fit Intake 0.081 - 0.113 (0.0032 - 0.0044) Exhaust 0.064 - 0.096 (0.0025 - 0.0038) Valve seat outer diameter (d) Intake 38.097 - 38.113 (1.4999 - 1.5005) 38.597 - 38.613 (1.5196 - 1.5202) Exhaust 32.280 - 32.296 (1.2709 - 1.2715) 32.780 - 32.796 (1.2905 - 1.2912) Height (h) Intake 5.9 - 6.0 (0.232 - 0.236) 5.05 - 5.15 (0.1988 - 0.2028) Exhaust 5.9 - 6.0 (0.232 - 0.236) 4.95 - 5.05 (0.1949 - 0.1988) Depth (H) 5.9 - 6.1 (0.232 - 0.240) Depth (L) Intake 41.07 - 41.67 (1.6169 - 1.6405) Exhaust 41.00 - 41.60 (1.6142 - 1.6378) GI MA LC EC FE AT AX SU BR ST RS BT HA SC EL IDX SERVICE DATA AND SPECIFICATIONS (SDS) Valve Seat EM-91 |