Cylinder Head Assembly: Specifications
Cylinder Head AssemblyInstall 8 new 12-mm bolts and tighten in the sequence shown in 2 stages.
Stage 1: Tighten to 12 Nm (106 lb-in).
Stage 2: Tighten to 25 Nm (18 lb-ft).
Install 2 new 8-mm bolts Tighten to 32 Nm (24 lb-ft).
Tighten the 8 new 12-mm bolts in the sequence shown in 2 stages.
Stage 1: Rotate 90 degrees.
Stage 2: Rotate an additional 90 degrees.
Bolt Re-useability
NOTE: New cylinder head bolts must be installed. They are a torque-to-yield design and cannot be reused.
Surface Variation -- Head-to-Block, Head-to-Manifolds And Surface Variation -- Warpage
a Tighten camshaft bearing cap bolts to 15 Nm (133 lb-in) when measuring journal clearance.
Intake Manifold
Loosen the 8 bolts and lift up the intake manifold.
To install, tighten to 10 Nm (89 lb-in).
Camshaft Bearing Cap
Install the camshaft bearing caps and the 8 bolts on each side.
Tighten the 8 bolts in the sequence shown on each side in 2 stages.
Stage 1: Tighten to 6 Nm (53 lb-in).
Stage 2: Tighten to 16 Nm (142 lb-in).
Camshaft Pulley/Gear Torque
Tighten the camshaft bolt to 85 Nm (63 lb-ft)
Exhaust Manifold
Install a new gasket, the RH exhaust manifold and the 6 new nuts.
Tighten to 22 Nm (16 lb-ft).
Install a new gasket, the LH exhaust manifold and the 6 new nuts.
Tighten to 22 Nm (16 lb-ft).
