Surface Variation

Cylinder Head Warpage
Transverse Deck
Standard 0.03 mm (0.0012 in. max.)
Service Limit 0.05 mm (0.002 in. max.)
Longitudinal Deck
Standard 0.07 mm (0.0028 in. max.)
Service Limit 0.10 mm (0.004 in. max.)
Intake Flange (Overall)
Standard 0.10 mm (0.004 in. max.)
Service Limit 0.15 mm (0.006 in.. max.)
Exhaust Flange (Overall)
Standard 0.10 mm (0.004 in. max.)
Service Limit 0.15 mm (0.006 in. max.)
Camshaft Bore (TIR)
Standard 0.05 mm (0.002 in. max.)
Service Limit 0.064 mm (0.0025 in. max.)