MIVEC

CYLINDER HEAD





CAUTION: Attach the head bolt washer in the direction shown in the figure.

1. Tighten the bolts in the illustrated sequence in two or three steps.

Tightening torque 108 ± 5 m (80 ± 4 ft-lb)

2. Back off the bolts once and tighten them again to the specified torque in step 1.

Cylinder head flatness of gasket surface
Standard value Less than 0.03 mm (0.001 in)
Limit 0.2 mm (0.007 in)
Cylinder head grinding limit of gasket surface Total resurfacing depth of cylinder head and cylinder block
Limit 0.2 mm (0.007 in)
Cylinder head overall height
Standard value 120 mm (4.7 in)

Intake manifold plenum bolt 22 ± 1 Nm (16 ± 1 ft-lb)
Intake manifold plenum stay bolt M8 22 ± 1 Nm (16 ± 1 ft-lb)
Intake manifold plenum stay bolt M10 48 ± 5 Nm (35 ± 4 ft-lb)

Camshaft sprocket bolt 88 ± 10 Nm (65 ± 7 ft-lb)

Exhaust manifold nut 44 ± 5 Nm (33 ± 4 ft-lb)
Exhaust manifold stay bolt M8 19 ± 3 Nm (14 ± 2 ft-lb)
Exhaust manifold stay bolt M10 44 ± 8 Nm (33 ± 5 ft-lb)
Exhaust manifold stay bolt M12 75 ± 10 Nm (55 ± 7 ft-lb)