Cylinder Head

Maximum Warpage:
Cylinder block side 0.05 mm (0.0020 inch)
Manifold side 0.10 mm (0.0039 inch)

Valve Guide Bore In Cylinder Head:
Maximum for Std. Guide Bushing 11.027 mm (0.4341 inch)
O/S (0.05 mm) 11.050 - 11.077 mm (0.4350 - 0.4361 inch)

Valve Guide Protrusion 8.2 - 8.6 mm (0.323 - 0.339 inch)

Camshaft Journal Oil Clearance:
Standard oil clearance: 0.025 - 0.062 mm (0.0010 - 0.0024 inch)
Maximum oil clearance: 0.08 mm (0.0031 inch)

Lifter Bore diameter 31.000 - 31.016 mm (1.2205 - 1.2211 inch)

Cylinder Head Bolts:
Standard outside diameter: 10.76 - 10.97 mm (0.4236 - 0.4319 inch)
Minimum outside diameter: 10.40 mm (0.4094 inch)