Cylinder Head Assembly: Specifications
Cylinder HeadSurface Flatness - Block Deck 0.08 mm (0.003 in)
Surface Flatness - Exhaust Manifold Deck 0.08 mm (0.003 in)
Surface Flatness - Intake Manifold Deck 0.08 mm (0.003 in)
Exhaust Manifold Bolt
First Pass 20 N.m (15 lb ft)
Second Pass 20 N.m (15 lb ft)
Final Pass 20 N.m (15 lb ft)
Camshaft Cap Bolt 12 N.m (106 lb in)
Important: Install the same camshaft cap onto the same camshaft journal from which it was removed. The camshaft caps are pin stamped for direction and numerical order.
Cylinder Head Bolt
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 - 12
First Pass 30 N.m (22 lb ft)
Final Pass 155 degrees
Cylinder Head End Bolts - 2 Short
First Pass 7 N.m (62 lb in)
Final Pass 60 degrees
Cylinder Head End Bolts - 1 Long
First Pass 7 N.m (62 lb in)
Final Pass 120 degrees
Exhaust Camshaft Actuator Bolt
First Pass 25 N.m (18 lb ft)
Final Pass 135 degrees
Intake Camshaft Sprocket Bolt
First Pass 20 N.m (15 lb ft)
Final Pass 100 degrees
Intake Manifold Bolt 10 N.m (89 lb in)