Cylinder Head Dimensions

Height (H)
Standard: 98.8 - 99.0 mm ( 3.890 - 3.898 inch)
Limit [1]: 0.2 mm (0.008 inch)
Recess Diameter [2]
Standard
Intake: 36.000 - 36.016 mm (1.4173 - 1.4179 inch)
Exhaust: 42.000 - 42.016 mm (1.6535 - 1.6542 inch)
Service
Intake: 36.500 - 36.516 mm (1.4370 - 1.4376 inch)
Exhaust: 42.500 - 42516 mm (1.6732 - 1.6739 inch)
Surface Distortion
Standard: 0.03 mm (0.0012 inch)
Limit: 0.1 mm (0.004 inch)

[1] Total amount of cylinder head resurfacing and cylinder block resurfacing.
[2] For valve seat.