Disassembly And Assembly: Overhaul: Assembly
- Use the 1860993000 tool to fit the new valve guide seals on the valve guides.
- Install the valves, springs, spring retainers and retainer locks using the same equipment as for the disassembly.
- Install the thermostat with a NEW O-ring and tighten the bolts to the proper specification. Refer to TORQUE SPECIFICATIONS .
- Install the high pressure fuel pump complete with roller tappet onto the cylinder head and tighten the bolts to the proper specification. Refer to TORQUE SPECIFICATIONS .
- Install and securely tighten the Multiair actuator oil supply filter.
- Install the camshaft position (CMP) sensor with heat shield and securely tighten the bolt.
- Remove the cylinder head from the Cylinder Head Overhaul Support 1860470000.
- Check that the camshaft journals and the cam lift are within the specified values. Refer to SPECIFICATIONS .
- Install the cylinder head. Refer to CYLINDER HEAD, REMOVAL AND INSTALLATION .