Warpage

TORQUE:
Tighten bolts in two steps:
First step 75 Nm (58 ft. lbs.)
Second Step 98 Nm (72 ft. lbs.)

DIMENSIONS:
Head Surface
Standard 0.05 mm (0.002 inch) or less
Warpage Limit 0.2 mm (0.0079 inch)
Maximum Repairable Limit 0.4 mm (0.0157 inch)
Manifold Surface
Standard 0.05 mm (0.002 inch) or less
Warpage Limit 0.2 mm (0.0079 inch)
Maximum Repairable Limit 0.4 mm (0.0157 inch)
Head Height
Standard 93.20 mm (3.6693 inch)
Warpage Limit 0.2 mm (0.0079 inch)
Maximum Repairable Limit 92.85 mm (3.6555 inch)