Operation CHARM: Car repair manuals for everyone.

Cylinder Head Assembly: Specifications

Cylinder Head Torque

Cylinder Head - Bolts





M-12 Bolts
Step 1 - Tighten bolts 1-10 34 Nm (25 ft. lbs)
Step 1 - Tighten bolts 11-15 20 Nm (15 ft. lbs)
Step 2 - Tighten bolts 1-10 54 Nm (40 ft. lbs)
Step 2 - Tighten bolts 11-15 verify 20 Nm (15 ft. lbs)
Step 3 - Rotate bolts 1-10 90°
Step 4 - Tighten bolts 11-15 34 Nm (25 ft. lbs)


Surface Variation - Head-to-Block

Inspect the cylinder head for out-of-flatness using a straightedge and a feeler gauge. If tolerances exceed 0.0508 mm (0.002 in.) replace the cylinder head.

Intake Manifold Torque





Intake Manifold - Bolts 12 Nm (9 ft. lbs) (106 in. lbs)

Camshaft Sprocket

Camshaft Sprocket - Bolt 122 Nm (90 ft.lbs.)

Exhaust Manifold Torque









Exhaust Manifold to Cylinder Head-Bolts 31 Nm (23 ft. lbs)