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SERVICE DATA AND SPECIFICATIONS (SDS) EM-153 < SERVICE INFORMATION > [VQ35DE] C D E F G H I J K L M A EM N P O Unit: mm (in) Valve Guide Unit: mm (in) Valve Seat Valve head diameter “D” Intake 37.0 - 37.3 (1.457 - 1.469) Exhaust 31.2 - 31.5 (1.228 - 1.240) Valve length “L” Intake 96.46 (3.7976) Exhaust 93.99 (3.7004) Valve stem diameter “d” Intake 5.965 - 5.980 (0.2348 - 0.2354) Exhaust 5.955 - 5.970 (0.2344 - 0.2350) Valve seat angle “ α ” Intake 45 ° 15 ′ - 45 ° 45 ′ Exhaust Valve margin “T” Intake 1.1 (0.043) Exhaust 1.3 (0.051) Valve margin “T” limit 0.5 (0.020) Valve stem end surface grinding limit 0.2 (0.008) SEM188 Items Standard Oversize (Service) [0.2 (0.008)] Valve guide Outer diameter 10.023 - 10.034 (0.3946 - 0.3950) 10.223 - 10.234 (0.4025 - 0.4029) Inner diameter (Finished size) 6.000 - 6.018 (0.2362 - 0.2369) Cylinder head valve guide hole diameter 9.975 - 9.996 (0.3927 - 0.3935) 10.175 - 10.196 (0.4006 - 0.4014) Interference fit of valve guide 0.027 - 0.059 (0.0011 - 0.0023) Items Standard Limit Valve guide clearance Intake 0.020 - 0.053 (0.0008 - 0.0021) 0.08 (0.0031) Exhaust 0.030 - 0.063 (0.0012 - 0.0025) 0.09 (0.0039) Projection length “L” 12.6 - 12.8 (0.496 - 0.504) SEM950E |