System Specifications

Cylinder Head Inspection





Standard warpage





Maximum warpage 0.10 mm (0.0039 in.)

Cylinder Head Bolt Inspection





Outside diameter
Measuring point
Intake side bolt 90 mm (3.573 in.)
Exhaust side bolt 85 mm (3.376 in.)
Standard 10.85 to 11.00 mm (0.427 to 0.433 in.)
Minimum 10.6 mm (0.417 in.)

Cylinder Head Bolt Tightening








First pass 36 Nm (367 kgf-cm, 27 ft-lbf)
Second pass Tighten 90°
Third pass Tighten an additional 90°





Final pass: Tighten bolts 1 & 2 21 Nm (214 kgf-cm, 15 ft-lbf)

Intake Manifold Fasteners 21 Nm (214 kgf-cm, 15 ft-lbf)





Throttle Body Bolts 10 Nm (102 kgf-cm, 7 ft-lbf)

Camshaft Bearing Cap Bolts
Please refer to Engine Unit Reassembly for tightening specifications and sequence. Reassembly

Camshaft Timing Gear Bolts
Use new bolts





First pass: No. 3 camshaft 79 Nm (806 kgf-cm, 58 ft-lbf)





Second pass: No. 4 camshaft 100 Nm (1020 kgf-cm, 74 ft-lbf)





Third pass: No. 1 camshaft 79 Nm (806 kgf-cm, 58 ft-lbf)





Final pass: No. 2 camshaft 100 Nm (1020 kgf-cm, 74 ft-lbf)

Exhaust Manifold Nuts 21 Nm (214 kgf-cm, 15 ft-lbf)
Install new nuts