Cylinder Head Assembly: Specifications

LH cylinder head

Tighten the 12 cylinder head bolts in 3 stages in the sequence shown.
Stage 1: Tighten to 40 Nm (30 lb-ft).
Stage 2: Tighten an additional 90 degrees.
Stage 3: Tighten an additional 90 degrees.






RH cylinder head

Tighten the 12 cylinder head bolts in 3 stages in the sequence shown.
Stage 1: Tighten to 40 Nm (30 lb-ft).
Stage 2: Tighten an additional 90 degrees.
Stage 3: Tighten an additional 90 degrees.







Bolt re-usability

NOTICE: The cylinder head bolts must be discarded and new bolts installed. They are a tighten-to-yield design and cannot be reused. Failure to follow these instructions may result in engine damage.





Surface Variation -- Head-to-block, Head-to-manifolds And Surface Variation -- Warpage


















a The pin bore and crank bearing bore must be parallel and in the same vertical plane within the specified total difference when measured at the ends of a 203 mm bar, 105.5 mm on each side of rod centerline.


Camshaft Bearing Cap





Tighten the bolts in the sequence shown.
Tighten to 10 Nm (89 lb-in).







Intake Manifold Specifications

Exhaust Manifold Specifications

Camshaft Gear/Sprocket Torque Specifications