Cylinder Head Assembly: Service and Repair

Cylinder Head Replacement

Tools Required
- J 36660-A Torque Angle Meter

Removal Procedure

1. Remove the supercharger. Refer to: Service and Repair
2. Remove the intake manifold. Refer to: Service and Repair
3. Remove the exhaust manifold. Refer to: Service and Repair
4. Remove the timing chain. Refer to: Service and Repair
5. Drain the cooling system. Refer to: Service and Repair






6. Remove the cylinder head bolts in sequence and discard.






7. Remove the cylinder head and gasket.
8. Clean all gasket surfaces.

Installation Procedure






1. Install the cylinder head and gasket.
2. Install NEW cylinder head bolts.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.






3. Tighten the cylinder head bolts in sequence.

Tighten
Using a J 45059 tighten the cylinder head bolts to 30 Nm (22 lb ft) plus 155 degrees.






4. Install the NEW front cylinder head bolts.

Tighten
Tighten the front cylinder head bolts to 35 Nm (26 lb ft).

5. Install the timing chain. Refer to: Service and Repair
6. Install the exhaust manifold. Refer to: Service and Repair
7. Lower the vehicle.
8. Install the intake manifold. Refer to: Service and Repair
9. Install the supercharger. Refer to: Service and Repair
10. Fill the cooling system. Refer to: Service and Repair