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SERVICE DATA AND SPECIFICATIONS (SDS) EM-137 < SERVICE DATA AND SPECIFICATIONS (SDS) [VQ40DE] C D E F G H I J K L M A EM N P O CYLINDER HEAD Unit: mm (in) Valve Dimensions Unit: mm (in) 840U — 8.40 (0.3307) Identification (stamped) mark Thickness Intake Exhaust SEM758G Items Standard Limit Head surface distortion Less than 0.03 (0.0012) 0.1 (0.004) Normal cylinder head height “H” 126.3 - 126.5 (4.972 - 4.980) — Cylinder head No. 1 camshaft journal bear- 27.360 - 27.385 (1.0772 - 1.0781) — PBIC0924E Valve head diameter “D” Intake 37.0 - 37.3 (1.4567 - 1.4685) Exhaust 31.2 - 31.5 (1.228 - 1.240) Valve length “L” Intake 96.46 (3.7976) Exhaust 93.99 (3.7004) SEM188 2009 Pathfinder |