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Home >> Ford >> 2022 >> Mustang Mach 1 Premium, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine - 2.3L ECOBOOST (231KW/314PS)/2.3L ECOBOOST (257KW/350PS) - Mi4) >> Removal And Installation >> Cylinder Head >> Installation

Cylinder Head: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Install a new turbocharger gasket.
    GFD716137Courtesy of FORD MOTOR COMPANY
  2. NOTE: Do not allow silicone sealant in or near the high-pressure oil feed hole. Any restriction in the high-pressure oil feed may result in engine damage.

    Apply a 7 mm (0.28 in) drop of silicone sealant at positions shown on the cylinder block.

    Material: Motorcraft® High Performance Engine RTV Silicone / TA-357 (WSE-M4G323-A6)

    GFD716138Courtesy of FORD MOTOR COMPANY
  3. Install the new cylinder head gasket.
    GFD716139Courtesy of FORD MOTOR COMPANY
  4. NOTE: Do not allow silicone sealant in or near the high-pressure oil feed hole. Any restriction in the high-pressure oil feed may result in engine damage.
    NOTE: The cylinder head must be installed within 10 minutes of applying the sealant.

    Apply a 7 mm (0.28 in) drop of silicone sealant at positions shown on the cylinder block.

    Material

    : Motorcraft® High Performance Engine RTV Silicone / TA-357 (WSE-M4G323-A6)

    GFD716140Courtesy of FORD MOTOR COMPANY
  5. NOTE: When removing or installing the cylinder head, use care to prevent excessive movement of the turbocharger. Excessive movement may cause damage to the turbocharger oil return tube resulting in an engine oil leak.

    With the aid of an assistant, align the cylinder head to the locating dowels in the cylinder block and install.

    GFD716141Courtesy of FORD MOTOR COMPANY
  6. NOTE: The cylinder head bolts are torque-to-yield and must not be reused. New cylinder head bolts must be installed.

    Install the new cylinder head bolts and tighten in sequence shown.

    Torque: Stage 1: 62 lb.in (7 Nm) | Stage 2: 133 lb.in (15 Nm) | Stage 3: 41 lb.ft (55 Nm) | Stage 4: 90° | Stage 5: 90°

    Fig 1: Cylinder Head Bolts Tightening Sequence
    GFD716142Courtesy of FORD MOTOR COMPANY
    • Install the studs.

      Torque: 159 lb.in (18 Nm)

    • Install the turbocharger nuts.

      Torque: 39 lb.ft (53 Nm)

    GFD716131Courtesy of FORD MOTOR COMPANY
    • Install the turbocharger heat shield and the nuts.

      Torque: 39 lb.ft (53 Nm)

    • Install the turbocharger heat shield bolt.

      Torque: 97 lb.in (11 Nm)

    GFD716130Courtesy of FORD MOTOR COMPANY
  9. Connect the heater hose to the coolant outlet. Use the General Equipment: Hose Clamp Remover/Installer
    GFD716129Courtesy of FORD MOTOR COMPANY
  10. Connect the turbocharger hose from the coolant outlet. Use the General Equipment: Hose Clamp Remover/Installer
    GFD716128Courtesy of FORD MOTOR COMPANY
  11. Install the ground wire and the bolt.

    Torque: 177 lb.in (20 Nm)

    GFD716127Courtesy of FORD MOTOR COMPANY
  12. Lubricate the coolant tube O-ring seal with clean engine coolant.
    GFD716143Courtesy of FORD MOTOR COMPANY
    1. NOTE: The coolant tube must be fully seated prior to tighten the bolt.

      Install the coolant tube and the bolt.

      Torque: 97 lb.in (11 Nm)

    2. Install the coolant tube retainer bolt.

      Torque: 22 lb.ft (30 Nm)

    GFD716144Courtesy of FORD MOTOR COMPANY
  14. Connect the CHT sensor electrical connector and slide the insulator down.
    GFD716124Courtesy of FORD MOTOR COMPANY
  15. Lubricate the new coolant tube O-ring seal with clean engine coolant.
    GFD716145Courtesy of FORD MOTOR COMPANY
    1. Install the coolant tube coolant outlet.
    2. Install the bolt.

      Torque: 89 lb.in (10 Nm)

    GFD716146Courtesy of FORD MOTOR COMPANY
    • Connect the coolant by-pass hose to the degas bottle. Use the General Equipment: Hose Clamp Remover/Installer

    • Connect the upper radiator hose to the coolant outlet tube. Use the General Equipment: Hose Clamp Remover/Installer

    GFD716121Courtesy of FORD MOTOR COMPANY
    • Install the crankcase vent tube and retainer.

    • Connect the crankcase vent tube sensor electrical connector and wire harness retainer.

    GFD716120Courtesy of FORD MOTOR COMPANY
  19. Connect the ECT sensor electrical connector.
    GFD716119Courtesy of FORD MOTOR COMPANY
  20. Connect the fuel injector and the FRP sensor electrical connectors.
    GFD716118Courtesy of FORD MOTOR COMPANY
  21. Position and connect the coolant tube. Use the General Equipment: Hose Clamp Remover/Installer
    GFD716117Courtesy of FORD MOTOR COMPANY
    • Install the fuel rail insulator shield.

    • Attach the wiring harness retainers.

    • Connect and attach the fuel rail electrical connector.

    GFD716116Courtesy of FORD MOTOR COMPANY
  23. Install the following items:

    1. Install the valve tappets. Refer to: Valve Tappets .
    2. Install the intake manifold. Refer to: Intake Manifold .

  24. Drain engine oil and install drain plug. Use the General Equipment: Oil Drain Equipment

    Torque: 20 lb.ft (27 Nm)

    GFD716061Courtesy of FORD MOTOR COMPANY
  25. Remove and discard the engine oil filter. Use the General Equipment: Oil Drain Equipment
    GFD716062Courtesy of FORD MOTOR COMPANY
  26. NOTE: Lubricate the engine oil filter seal with clean engine oil.

    Install a new engine oil filter.

    Torque: Stage 1: 71 lb.in (8 Nm) | Stage 2: 180°

    GFD716063Courtesy of FORD MOTOR COMPANY
  27. Fill the engine with clean engine oil. Refer to: Specifications .
    GFD715939Courtesy of FORD MOTOR COMPANY
  28. Connect the battery ground. Refer to: Battery Disconnect and Connect .
  29. Pressurize the fuel system. Refer to: Fuel System Pressure Release .
  30. Fill the cooling system. Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding .
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