Cylinder Head Assembly: Specifications
Cylinder HeadCombustion Chamber Depth - at Measurement Point 2.2 mm (0.087 inch)
Surface Finish - Maximum 2.8 RA
Surface Flatness - Block Deck 0.08 mm Per 152 mm (0.003 inch Per 6 inch)
Surface Flatness - Exhaust Manifold Deck 0.1 mm (0.004 inch)
Surface Flatness - Intake Manifold Deck 0.1 mm (0.004 inch)
Camshaft sprocket bolt 16 Nm (12 ft. lbs.).
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 Nm (44 ft. lbs.)
Final Pass 95 degrees
Upper Intake Manifold Bolt/Stud 25 Nm (18 ft. lbs.)
Lower Intake Manifold Bolt - Corner
First Pass 13 Nm (115 inch lbs.)
Final Pass 25 Nm (18 ft. lbs.)
Lower Intake Manifold Bolt - Center
First Pass 13 Nm (115 inch lbs.)
Final Pass 20 Nm (151 inch lbs.)
Throttle Body Bolt/Nut 10 Nm (89 inch lbs.)
Throttle Body Stud 6 Nm (53 inch lbs.)
Exhaust Manifold Bolt 20 Nm (15 ft. lbs.)