Cylinder Head Assembly

Cylinder Head
Combustion Chamber Depth - at Measurement Point 2.2 mm (0.087 in)
Surface Finish - Maximum 2.8 RA
Surface Flatness - Block Deck 0.08 mm (per 152 mm (0.003 in per 6 in)
Surface Flatness - Exhaust Manifold Deck 0.1 mm (0.004 in)
Surface Flatness - Intake Manifold Deck 0.1 mm (0.004 in)

Cylinder Head Bolt





Notice: 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.

First Pass 60 N.m (44 lb ft)
Final Pass 140 degrees

Exhaust Manifold Bolt 20 N.m (15 lb ft)





Lower Intake Manifold Bolt - Center
First Pass 13 N.m (10 lb ft)
Final Pass 20 N.m (15 lb ft)





Lower Intake Manifold Bolt - Corner
First Pass 13 N.m (10 lb ft)
Final Pass 25 N.m (18 lb ft)

Upper Intake Manifold Bolt/Stud 25 N.m (18 lb ft)