Cylinder Head Assembly

CYLINDER HEAD TORQUE AND SEQUENCE






cylinder head bolts - 10
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 Bolt - 1 Long
First Pass 7 Nm (62 lb in)
Final Pass 120 degrees

BOLT RE-USABILITY

Caution: 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.

SURFACE VARIATION - HEAD-TO-BLOCK

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

Cylinder Head
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 TORQUE AND SEQUENCE

Intake Manifold Bolt 10 Nm (89 lb in)

CAMSHAFT BEARING CAP TORQUE AND SEQUENCE

Camshaft Cap Bolt 12 Nm (106 lb in)

EXHAUST MANIFOLD TORQUE & SEQUENCE






Exhaust Manifold Bolt 20 Nm (15 lb ft)
Repeat bolt tightening in sequence 2 additional passes.