Surface Variation

Cylinder Head Engine Block Deck Flatness (Measured within a 152.3 mm (6.0 inch area) 0.11 mm (0.004 inch)
Cylinder Head Engine Block Deck Flatness (Measuring the Overall Length of the Cylinder Head) 0.22 mm (0.08 inch)
Cylinder Head Exhaust Manifold Deck Flatness 0.22 mm (0.08 inch)
Cylinder Head Intake Manifold Deck Flatness 0.22 mm (0.08 inch)
Cylinder Head Height (Measured from the Cylinder
Head Deck to the Valve Rocker Arm Cover Seal
Surface) 120.2 mm (Minimum) (4.732 inch (Minimum))