Cylinder Head Assembly

Cylinder Head

Tighten the 11 bolts in 6 stages, in the sequence shown.

Stage 1: Tighten the M12 fasteners to 25 Nm (18 lb-ft).
Stage 2: Tighten the M12 fasteners to 60 Nm (44 lb-ft).
Stage 3: Tighten the M12 fasteners an additional 90 degrees.
Stage 4: Tighten the M12 fasteners an additional 90 degrees.
Stage 5: Tighten the M8 fastener to 20 Nm (177 lb-in).
Stage 6: Tighten the M8 fastener an additional 45 degrees.






Tighten the 10 bolts in 4 stages, in the sequence shown.

Stage 1: Tighten the M12 fasteners to 25 Nm (18 lb-ft).
Stage 2: Tighten the M12 fasteners to 60 Nm (44 lb-ft).
Stage 3: Tighten the M12 fasteners an additional 90 degrees.
Stage 4: Tighten the M12 fasteners an additional 90 degrees.






Bolt Re-usability

NOTE: The cylinder head bolts must be discarded and new bolts installed. They are a tighten-to-yield design and cannot be reused.

Surface Variation -- Head-to-Block, Head-to-Manifolds and Surface Variation -- Warpage














Camshaft Bearing Cap

Position the 5 camshaft bearing caps in their original locations and install the 10 bolts in the sequence shown, in 2 stages.

Stage 1: Tighten to 6 Nm (53 lb-in).
Stage 2: Tighten an additional 45 degrees.






Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications