Cylinder Head Assembly: Specifications

This component uses torque-to-yield bolts. When servicing this component do not reuse the bolts, New torque-to-yield bolts must be installed. Reusing used torque-to-yield bolts will not provide proper bolt torque and clamp load. Failure to install NEW torque-to-yield bolts may lead to engine damage.

Cylinder Head Bolt - 14
First Pass 30 Nm (22 lb ft)
Final Pass 155 degrees

Cylinder Head End Bolts - 2 Short
First Pass 7 Nm (62 lb in)
Final Pass 60 degrees

Cylinder Head End Bolts - 1 Long
First Pass 7 Nm (62 lb in)
Final Pass 120 degrees

SURFACE VARIATION - HEAD-TO-BLOCK, HEAD-TO-MANIFOLDS

Cylinder Head Deck Surface Flatness 0.08 mm (0.003 in)
Surface Flatness - Block Deck 0.08 mm (0.003 in)

Surface Flatness
Exhaust Manifold Deck 0.08 mm (0.003 in)
Intake Manifold Deck 0.08 mm (0.003 in)

Exhaust Manifold Surface Flatness 0.08 mm (0.003 in)

INTAKE MANIFOLD

Intake Manifold Bolt 10 Nm (89 lb in)

CAMSHAFT BEARING CAP

Camshaft Cap Bolt 12 Nm (106 lb in)

EXHAUST MANIFOLD

Exhaust Manifold Bolt
First Pass 20 Nm (15 lb ft)
Second Pass 20 Nm (15 lb ft)
Final Pass 20 Nm (15 lb ft)