Cylinder Head Assembly: Specifications

Cylinder Head Torque & Sequence

RH

Install the bolts and tighten in 6 stages in the sequence shown.
Stage 1: Tighten to 40 Nm (30 lb-ft).
Stage 2: Tighten 90 degrees.
Stage 3: Loosen one full turn.
Stage 4: Tighten to 40 Nm (30 lb-ft).
Stage 5: Tighten 90 degrees.
Stage 6: Tighten 90 degrees.








LH

Install the bolts and tighten in 6 stages in the sequence shown.
Stage 1: Tighten to 40 Nm (30 lb-ft).
Stage 2: Tighten 90 degrees.
Stage 3: Loosen one full turn.
Stage 4: Tighten to 40 Nm (30 lb-ft).
Stage 5: Tighten 90 degrees.
Stage 6: Tighten 90 degrees.





Bolt re-usability

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 Specification 82.4 mm (3.2441 in) diameter gauge

Camshaft Bearing Cap Torque & Sequence




Tighten the LH camshaft bearing cap bolts in the sequence shown in 2 stages.
Stage 1: Tighten to 10 Nm (89 lb-in).
Stage 2: Individually loosen and then tighten each camshaft bearing cap to 10 Nm (89 lb-in).





Tighten the RH camshaft bearing cap bolts in the sequence shown in 2 stages.
Stage 1: Tighten to 10 Nm (89 lb-in).
Stage 2: Individually loosen and then tighten each camshaft bearing cap to 10 Nm (89 lb-in).






Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications