Cylinder Head Assembly: Specifications

Cylinder Head Bolts

Install new cylinder head bolts and washers in the following procedure.

NOTE:
Cylinder head bolts and washers must not be reused.





Tighten cylinder head bolts in several steps according to the assembly order.
Tightening torque 35 ± 2 Nm (26 ± 1 ft-lb)
Tighten the cylinder head 90° according to the tightening order.
Tighten it further 90°.

The grinding limit shall be within 0.2 mm (0.008 inch) in combination with the cylinder block to be assembled.

Standard value Within 0.05 mm (0.002 inch)
Limit 0.2 mm (0.008 inch)
Grinding limit 0.2 mm (0.008 inch)

Cylinder head height
Standard value 128.5 mm (5.06 inch)

Camshaft Bearing Cap Bolts





Tighten each camshaft bearing cap mounting bolts to the specified torque in the order shown, in two or three steps.
Tightening torque 12 ± 1 Nm (107 ± 8 in-lb)

Front Camshaft Bearing Cap





Temporarily tighten the front camshaft bearing cap mounting bolts to the specified torque in the order of the figure (1).
Tightening torque 17 ± 3 Nm (13 ± 2 ft-lb)
Tighten the front camshaft bearing cap mounting bolts again to the specified torque in the order of the figure (2).
Tightening torque 30 ± 2 Nm (22 ± 1 ft-lb)

Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Specifications