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Cylinder Head: Installation

WARNING: This page is about a different car, the 2020 Chrysler 300 and 2019 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
GC0118723Courtesy of CHRYSLER GROUP, LLC
  1. If replacing the cylinder head, transfer the valves, valve seals and valve springs to the new cylinder head and reface valves if necessary. Refer to ENGINE/CYLINDER HEAD/VALVES, INTAKE AND EXHAUST - STANDARD PROCEDURE .
  2. If replacing the cylinder head, transfer the spark plugs to the new cylinder head. Refer to SPARK PLUG, INSTALLATION, 5.7L/6.4L .
    Fig 1: Exhaust Manifold Tightening Sequence
    GC0132214Courtesy of CHRYSLER GROUP, LLC
  3. Using a NEW  gasket, Install the exhaust manifold. Using the sequence shown in illustration, tighten bolts/studs to 25 N.m (18 ft. lbs.).
    GC0088040Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    The cylinder head gaskets are not interchangeable between the left and right sides. They are marked with an "L" and "R" to indicate the left or right side and they are marked "TOP" to indicate which side goes up.

  4. Clean all gasket sealing surfaces of the cylinder block and cylinder heads using a suitable solvent.
    GC0080293Courtesy of CHRYSLER GROUP, LLC
  5. Install the new cylinder head gaskets (1).
  6. Install the cylinder heads (2).
    Fig 2: Cylinder Head Tightening Sequence
    GC0088039Courtesy of CHRYSLER GROUP, LLC
  7. Using the sequence shown in illustration, tighten the cylinder head bolts 1 through 10 to 34 N.m (25 ft. lbs.).
  8. Using the sequence shown in illustration, tighten the cylinder head bolts 11 through 15 to 20 N.m (177 in. lbs.).
  9. Using the sequence shown in illustration, tighten the cylinder head bolts 1 through 10 to 61 N.m (45 ft. lbs.).
  10. Using the sequence shown in illustration, tighten the cylinder head bolts 11 through 15 to 28 N.m (21 ft. lbs.).
  11. Using the sequence shown in illustration, rotate the cylinder head bolts 1 through 10 an additional 90° turn.
    GC0081766Courtesy of CHRYSLER GROUP, LLC
  12. Install the push rods and rocker arm assemblies in their original position using Pushrod Retainer (special tool #9070, Retainer, Push Rod) (1)

    Refer to INSTALLATION  .

  13. If Installing the right cylinder head, install the engine oil dip stick tube and nut.
  14. Install the cylinder head covers. Refer to COVER(S), CYLINDER HEAD, INSTALLATION  .
  15. Install the serpentine belt. Refer to BELT, SERPENTINE, INSTALLATION, 5.7L/6.4L ELECTRONIC POWER STEERING .
    GC0080046Courtesy of CHRYSLER GROUP, LLC
  16. Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE .
  17. Install the catalytic converters (4) and tighten the nuts (3) to the proper torque specification. Refer to TECHNICAL SPECIFICATIONS .
  18. Connect the oxygen sensor wire harness connectors (2).
    GC0095584Courtesy of CHRYSLER GROUP, LLC
  19. Install the belly pan and fasteners (1).
  20. Remove the support and lower the vehicle.
  21. Install the intake manifold. Refer to INSTALLATION  .
  22. Change the engine oil and oil filter. Refer to ENGINE/LUBRICATION/OIL/STANDARD PROCEDURE .
  23. Fill the cooling system with the specified type and amount of engine coolant. Refer to STANDARD PROCEDURE .
    GC0143807Courtesy of CHRYSLER GROUP, LLC
  24. Install the engine cover (2).
  25. Connect the negative battery cable.
  26. Start the engine and check for leaks.
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