45. Cylinder Head Installation
Cylinder Head Installation1. On the front side of the engine, install the new cylinder head gasket with the part number imprint toward the front of the engine.
2. On the rear side of the engine, install the new cylinder head gasket with the part number imprint toward the rear of the engine.
3. Install the cylinder head to the engine block ensuring adequate clearance from all wires, components, etc.
Notice: Refer to Fastener Notice in Service Precautions.
Important: Use the new cylinder head bolts. The required tightening method stretches the bolts, therefore, the cylinder head bolts are not reusable.
4. Install the new cylinder head bolts. Tighten the cylinder head bolts in the proper tightening sequence and in stages.
4.1. First Pass
Tighten the cylinder head bolt to 25 Nm (18 ft. lbs.).
4.2. Second Pass
Plus 90°
4.3. Third Pass
Plus 90°
4.4. Fourth Pass
Plus 90°
4.5. Final Pass
Plus 15°