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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1577 (6.4L Engine - (Service Information) - 2500 Hd) >> Cylinder Head >> Installation

Cylinder Head: Installation

WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
GC0161564Courtesy of CHRYSLER GROUP, LLC
NOTE:

Left side shown, right side similar.

  1. If removed, using a new exhaust manifold gasket, position the exhaust manifold and install the retaining bolts finger tight. Refer to MANIFOLD, INTAKE, INSTALLATION  .
  2. Using the sequence shown, tighten the retaining bolts to 25 N.m (18 ft. lbs.).
    GC0148464Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    The cylinder head gaskets (1) are not interchangeable between left and right sides. They are marked "UP" to indicate direction to face up and "L" or "R" to indicate left side or right side of engine block.

    NOTE:

    Left side shown, right side similar.

  3. Clean all sealing surfaces of the engine block and the cylinder head(s) (2).
    NOTE:

    Rotate crankshaft 45° so that all pistons are 1/2 the way down the cylinder bore to avoid piston to valve contact.

  4. Position the new cylinder head gasket(s) (1) onto the engine block.
  5. Position the cylinder head(s) (2) onto the engine block.
  6. Install the cylinder head bolts finger tight.
    NOTE:

    The 6.4L engine uses a unique four layer steel head gasket that must be compressed evenly and completely across the deck surface for proper sealing. The tightening sequence must be followed to ensure all layers are compressed before applying the additional 95 degree turn.

    GC0088039Courtesy of CHRYSLER GROUP, LLC
  7. Using the sequence below, tighten the retaining bolts.
    1. Using the sequence shown, tighten bolts 1-10 to 34 N.m (25 ft. lbs.).
    2. Using the sequence shown, tighten bolts 11-15 to 20 N.m (15 ft. lbs.).
    3. Using the sequence shown, tighten bolts 1-10 to 54 N.m (40 ft. lbs.).
    4. Using the sequence shown, verify bolts 11-15 are 20 N.m (15 ft. lbs.).
    5. Using the sequence shown, tighten bolts 1-10 to 61 N.m (45 ft. lbs.).
    6. Using the sequence shown, rotate bolts 1-10 an additional 95 degrees.
    7. Using the sequence shown, tighten bolts 11-15 to 34 N.m (25 ft. lbs.).
  8. Install the push rods and rocker arms. Refer to ROCKER ARM, VALVE, INSTALLATION  .
  9. If loosened for the right cylinder head replacement, securely tighten the support bracket retaining bolt to the right cylinder head.
  10. If removed, install the oil level indicator tube and securely tighten the retaining nut at the exhaust manifold.
  11. Install the power steering pump. Refer to PUMP, INSTALLATION .
    GC0161577Courtesy of CHRYSLER GROUP, LLC
  12. Raise and support the vehicle.
  13. Install the down pipes to the exhaust manifolds.
    GC0095566Courtesy of CHRYSLER GROUP, LLC
  14. Lower the vehicle.
  15. Connect the heater hoses (1, 2).
  16. Install the intake manifold and throttle body as an assembly. Refer to MANIFOLD, INTAKE, INSTALLATION  .
  17. Fill cooling system. Refer to STANDARD PROCEDURE .
  18. Connect the negative battery cable.
  19. Start engine check for leaks.
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