Surface Variation

Cylinder Head Warpage
Transverse Deck
Standard (Maximum) 0.03 mm (0.0012 inches)
Service Limit (Maximum) 0.05 mm (0.0020 inches)
Longitudinal Deck
Standard (Maximum) 0.07 mm (0.0028 inches)
Service Limit (Maximum) 0.10 mm (0.0040 inches)
Intake Flange (Overall)
Standard (Maximum) 0.10 mm (0.0039 inches)
Service Limit (Maximum) 0.15 mm (0.006 inches)
Exhaust Flange (Overall)
Standard (Maximum) 0.10 mm (0.004 inches)
Service Limit (Maximum) 0.15 mm (0.006 inches)
Camshaft Bore (TIR)
Standard (Maximum) 0.05 mm (0.002 inches)
Service Limit (Maximum) 0.064 mm (0.0025 inches)