Valve Cover: Service and Repair

CYLINDER HEAD COVER

REMOVAL
1. Remove intake manifold.
2. Remove ignition coil and spark plug wires.
3. Disconnect PCV and make-up air hoses from cylinder head cover.
4. Remove cylinder head cover bolts.
5. Remove cylinder head cover from cylinder head.

CLEANING
Clean cylinder head and cover mating surfaces using a suitable solvent.

INSPECTION
Inspect cover rails for flatness.

INSTALLATION

NOTE: Replace spark plug well seals and bolt assemblies when installing a new cylinder head cover gasket.





1. Install new cylinder head cover gaskets and spark plug well seals (Fig. 24).





2. Replace cylinder head cover bolt assemblies (Fig. 25).

CAUTION: Do not allow oil or solvents to contact the timing belt as they can deteriorate the rubber and cause tooth skipping.





3. Apply Mopar Engine RTV GEN II at the camshaft cap corners and at the top edges of the 1/2 round seal (Fig. 26).





4. Install cylinder head cover assembly to cylinder head. Install all bolts, ensuring the two (2) bolts containing the sealing washer are located in the center locations of cover. Tighten bolts in sequence shown in (Fig. 27). Using a 3 step torque method as follows:
a. Tighten all bolts to 4.5 Nm (40 inch lbs.).
b. Tighten all bolts to 9.0 Nm (80 inch lbs.).
c. Tighten all bolts to 12 Nm (105 inch lbs.).
5. Install intake manifold.
6. Install ignition coil and spark plug wires. Tighten fasteners to 12 Nm (105 inch lbs.).
7. If the PCV valve was removed, apply Mopar Thread Sealant with Teflon to threads and install valve to cylinder head cover. Tighten PCV valve to 8 Nm (70 inch lbs.).
8. Connect PCV and make-up air hoses to cylinder head cover.