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Home >> Lincoln >> 2019 >> MKZ Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine - 3.0L ECOBOOST (2 Of 2)) >> Installation >> Engine Block Skirt Stiffener

Engine Block Skirt Stiffener

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Special Tool(s) / General Equipment 

GFD377084Courtesy of FORD MOTOR COMPANY
205-153 (T80T-4000-W)Handle
GFD376920Courtesy of FORD MOTOR COMPANY
303-1246Engine Spreader BarTKIT-2006UF-FLMTKIT-2006UF-ROW
GFD376208Courtesy of FORD MOTOR COMPANY
303-1247VCT Spark Plug Tube Seal Remover and InstallerTKIT-2006UF-FLMTKIT-2006UF-ROW
GFD376786Courtesy of FORD MOTOR COMPANY
303-1250Seal Installer, Rear MainTKIT-2006UFFLM
GFD376574Courtesy of FORD MOTOR COMPANY
303-1531Installer, Front Crank Seal and Damper
GFD376921Courtesy of FORD MOTOR COMPANY
303-1634Lift Eyes (2)TKIT-2014D-ROW3TKIT-2014D-FL_ROW
GFD376576Courtesy of FORD MOTOR COMPANY
303-335 (T88T-6701-A)Installer, Front Cover Oil SealTKIT-1988-FLMTKIT-1988-F
Floor Crane
Mounting Stand
Flat-Bladed Screwdriver
Vise
Vise Jaw Protectors

Materials 

Name Specification
Motorcraft® High Performance Engine RTV SiliconeTA-357 WSE-M4G323-A6
Engine Oil - SAE 5W-30 - Synthetic Blend Motor OilXO-5W30-Q1SP WSS-M2C946-B1
NOTE: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan, can cause engine failure.
  1. NOTE: If the engine block skirt stiffener is not installed, aligned and the bolts tightened to minimum specification within 10 minutes, the sealant must be removed and the sealing area cleaned.

    Apply a 4.5 mm (0.18 in) bead of Motorcraft® High Performance Engine RTV Silicone to the engine block skirt stiffener.

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

    GFD377043Courtesy of FORD MOTOR COMPANY
    1. Position the oil seal.
    2. Install the engine block skirt stiffener.
    GFD377044Courtesy of FORD MOTOR COMPANY
    1. Install the bolts finger tight.
    2. Tighten the 2 bolts.

      Torque: Stage 1: 35 lb.in (4 Nm) - Stage 2: Loosen: 360°

    GFD377045Courtesy of FORD MOTOR COMPANY
    1. Using a straight edge, align the rear face of the engine block skirt stiffener to the rear face of the engine block, flush or up to 0.250 mm (0.01 in) underflush.
    2. Using a straight edge, align the machined bosses on the left side of the engine block skirt stiffener to the machined bosses on the left side of the engine block flush or within 0.280 mm (0.011) of flush.
    GFD377046Courtesy of FORD MOTOR COMPANY
  2. NOTE: If the engine block skirt stiffener bolts minimal torque is not completed within 10 minutes of sealant application, or if final torque is not met within 60 minutes of sealant application the parts must be removed and the sealant must be removed and the sealing area cleaned.

    Tighten the engine block skirt stiffener bolts.

    Torque: Stage 1: 35 lb.in (4 Nm) - Stage 2: 18 lb.ft (24 Nm)

    Fig 1: Engine Block Skirt Stiffener Tightening Sequence (3.0L EcoBoost)
    GFD377047Courtesy of FORD MOTOR COMPANY
  3. Install the oil pump drive belt onto the crankshaft sprocket.
    GFD377085Courtesy of FORD MOTOR COMPANY
  4. Prime the oil pump. Add 2 tablespoons of clean engine oil to the oil pump and rotate the oil pump by hand.
  5. NOTE: Make sure the oil pump drive belt teeth are engaged in the crankshaft sprocket prior to installing the oil pump.

    1. Install the oil pump sprocket into the oil pump drive belt.
    2. Raise the rear of the oil pump assembly into the installed position.
    3. Install the oil pump bolts.

      Torque: Stage 1: 89 lb.in (10 Nm) - Stage 2: 45°

    GFD376910Courtesy of FORD MOTOR COMPANY
  6. Install the timing chain sprocket.
    GFD376672Courtesy of FORD MOTOR COMPANY
  7. NOTE: The VCT units have 2 timing marks on them, a triangle and a circle. For removal and installation of the RH side the triangle marks are used.

    1. Install the RH timing chain with the single colored links aligned with the triangle  timing marks on the VCT units.
    2. Install the double colored links so they straddle the timing mark on the crankshaft sprocket.

    GFD376702Courtesy of FORD MOTOR COMPANY
  8. Install the RH timing chain guide and bolts.

    Torque: 89 lb.in (10 Nm)

    GFD376669Courtesy of FORD MOTOR COMPANY
  9. Install the RH timing chain tensioner arm.
    GFD376668Courtesy of FORD MOTOR COMPANY
  10. Slide the tensioner cylinder out of the RH timing chain tensioner housing.
    GFD376703Courtesy of FORD MOTOR COMPANY
  11. NOTE: Use vise jaw protectors or cover the jaws of the vise with clean shop towels to prevent damage to the surface of the tensioner ratchet mechanism.

    Mount the flat machined surfaces on the end of the tensioner cylinder into a vise.

    1. Using a flat-bladed screwdriver apply light downward pressure on the end of the tensioner ratchet mechanism. Use the General Equipment: ViseUse the General Equipment: Vise Jaw ProtectorsUse the General Equipment: Flat-Bladed Screwdriver
    2. Rotate the screwdriver clockwise approximately one turn.
    3. An audible click will be heard when the tensioner ratchet mechanism locks into place.

    GFD376693Courtesy of FORD MOTOR COMPANY
  12. Slide the tensioner cylinder into the tensioner housing until it contacts the bottom of the bore. The shoulder of the tensioner cylinder will be flush with the top of the housing.
    GFD376704Courtesy of FORD MOTOR COMPANY
    1. Firmly press the tensioner cylinder into the tensioner housing until the shoulder of the tensioner cylinder is approximately 3 mm (0.125 in) below the top of the housing.
    2. Install a retaining pin into the hole in the housing to lock the tensioner cylinder in the retracted position.
    GFD376705Courtesy of FORD MOTOR COMPANY
    1. Position the RH timing chain tensioner with the end of the tensioner correctly engaged to the tensioner arm.
    2. Install the bolts.

      Torque: 89 lb.in (10 Nm)

    3. Remove the pin to allow the tensioner cylinder to extend and press against the timing chain tensioner arm.
    GFD376706Courtesy of FORD MOTOR COMPANY
  13. Install new engine front cover gaskets.
    GFD376707Courtesy of FORD MOTOR COMPANY
  14. Lubricate and install a new oil gallery seal (6G068).

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376708Courtesy of FORD MOTOR COMPANY
  15. NOTE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.
    NOTE: The engine front cover must be installed within 10 minutes of applying the sealer and the bolts must be installed and tightened to 2-5 Nm (18-44 lb-in) within 15 of applying the sealer. Final tightening of the bolts must be completed within 60 minutes of applying the sealer. Failure to follow this procedure can cause future oil leakage.

    Apply a 9 mm (0.35 in) bead of Motorcraft® High Performance Engine RTV Silicone to the cylinder block skirt-to-cylinder block joint and the cylinder head-to-cylinder block joint areas as indicated.

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

    GFD376709Courtesy of FORD MOTOR COMPANY
  16. NOTE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.
    NOTE: The engine front cover must be installed within 10 minutes of applying the sealer and the bolts must be installed and tightened to 2-5 Nm (18-44 lb-in) within 15 of applying the sealer. Final tightening of the bolts must be completed within 60 minutes of applying the sealer. Failure to follow this procedure can cause future oil leakage.

    Apply a 4.5 mm (0.18 in) bead of Motorcraft® High Performance Engine RTV Silicone to the engine front cover sealing surfaces including the inner bolt bosses.

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

    GFD376710Courtesy of FORD MOTOR COMPANY
  17. Install the engine front cover and the fasteners.

    Torque: Stage 1: Tighten bolts 1 through 11 to: 18 lb.ft (24 Nm) - Stage 2: Tighten bolts 12 through 13 to: 35 lb.ft (48 Nm) - Stage 3: Tighten bolts 14 through 21 to: 18 lb.ft (24 Nm)

    Fig 2: Front Engine Cover Tightening Sequence (3.0L EcoBoost)
    GFD376711Courtesy of FORD MOTOR COMPANY
  18. Lubricate the engine front cover bore with clean engine oil.

    Material

    : Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376716Courtesy of FORD MOTOR COMPANY
  19. Using the special tools, install the new crankshaft front oil seal. Use Special Service Tool: 303-335 (T88T-6701-A) Installer, Front Cover Oil Seal., 303-1531 Installer, Front Crank Seal and Damper.
    GFD376717Courtesy of FORD MOTOR COMPANY
  20. Lubricate the crankshaft front seal inner lip with clean engine oil.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376718Courtesy of FORD MOTOR COMPANY
  21. Lubricate the crankshaft pulley sealing surface with clean engine oil prior to installation.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376719Courtesy of FORD MOTOR COMPANY
  22. Using the special tools, install the crankshaft pulley. Use Special Service Tool: 303-335 (T88T-6701-A) Installer, Front Cover Oil Seal., 303-1531 Installer, Front Crank Seal and Damper.
    GFD376720Courtesy of FORD MOTOR COMPANY
  23. NOTE: Use a universal pulley holder (such as an OTC 4754, or equivalent).

    Using a universal pulley holder, install and tighten a new crankshaft pulley bolt.

    Torque: Stage 1: 166 lb.ft (225 Nm) - Stage 2: Loosen: 360° - Stage 3: 26 lb.ft (35 Nm) - Stage 4: 270°

    GFD376721Courtesy of FORD MOTOR COMPANY
  24. Rotate the crankshaft pulley bolt clockwise to position the camshaft lobe upward for the camshaft roller follower to be installed.
    GFD376780Courtesy of FORD MOTOR COMPANY
  25. NOTE: Installation of new seals is only required if damaged seals were removed.

    Using the special tools, install new spark plug tube seals. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 303-1247 VCT Spark Plug Tube Seal Remover and Installer.

    GFD376725Courtesy of FORD MOTOR COMPANY
  26. Install a new gasket.
    GFD376726Courtesy of FORD MOTOR COMPANY
  27. Apply clean engine oil to the surface.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD377058Courtesy of FORD MOTOR COMPANY
  28. NOTE: If the valve cover is not installed and the fasteners tightened within 10 minutes, the sealant must be removed and the sealing area cleaned.

    Apply an 8 mm (0.31 in) bead of Motorcraft® High Performance Engine RTV Silicone to the engine front cover-to-cylinder head joints.

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

    GFD376728Courtesy of FORD MOTOR COMPANY
  29. Install the valve cover and tighten the bolts.

    Torque: 89 lb.in (10 Nm)

    Fig 3: Valve Cover Tightening Sequence (3.0L EcoBoost)
    GFD376729Courtesy of FORD MOTOR COMPANY
  30. NOTE: Installation of new seals is only required if damaged seals were removed.

    Using the special tools, install new spark plug tube seals. Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 303-1247 VCT Spark Plug Tube Seal Remover and Installer.

    GFD376730Courtesy of FORD MOTOR COMPANY
  31. Install a new gasket.
    GFD376731Courtesy of FORD MOTOR COMPANY
  32. Apply clean engine oil to the surface.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD377059Courtesy of FORD MOTOR COMPANY
  33. NOTE: If the valve cover is not installed and the fasteners tightened within 10 minutes, the sealant must be removed and the sealing area cleaned.

    Apply an 8 mm (0.31 in) bead of Motorcraft® High Performance Engine RTV Silicone to the engine front cover-to-cylinder head joints.

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

    GFD376733Courtesy of FORD MOTOR COMPANY
  34. Install the valve cover and tighten the bolts.

    Torque: 89 lb.in (10 Nm)

    Fig 4: Valve Cover Tightening Sequence (3.0L EcoBoost)
    GFD376734Courtesy of FORD MOTOR COMPANY
  35. Install a new oil pump seal.
    GFD376746Courtesy of FORD MOTOR COMPANY
  36. NOTE: Failure to use Motorcraft® High Performance Engine RTV Silicone may cause the engine oil to foam excessively and result in serious engine damage.
    NOTE: The oil pan must be installed within 10 minutes of applying the sealer and the bolts must be installed and tightened to 2-5 Nm (18-44 lb-in) within 15 minutes of applying the sealer. Final tightening of the bolts must be completed within 60 minutes of applying the sealer. Failure to follow this procedure can cause future oil leakage.

    1. Install a new oil pan press-in-place gasket.
    2. Apply a 18 mm (0.708 in) bead of Motorcraft® High Performance Engine RTV Silicone to the engine front cover-to-cylinder block joint areas on the oil pan.

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

    GFD376747Courtesy of FORD MOTOR COMPANY
  37. Install the oil pan and the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD376748Courtesy of FORD MOTOR COMPANY
  38. Install the new TC oil return tube-to-engine block gasket.
    GFD376827Courtesy of FORD MOTOR COMPANY
  39. Install a new TC oil return tube O-ring seal and then lubricate with clean engine oil.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376828Courtesy of FORD MOTOR COMPANY
  40. NOTE: AWD shown FWD is similar.

    Install the TC oil return tube and the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD376838Courtesy of FORD MOTOR COMPANY
  41. Install the new TC oil return tube-to-engine block gasket.
    GFD376827Courtesy of FORD MOTOR COMPANY
  42. Install a new TC oil return tube O-ring seal and then lubricate with clean engine oil.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376828Courtesy of FORD MOTOR COMPANY
  43. Install the TC oil return tube, then install and tighten the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD376801Courtesy of FORD MOTOR COMPANY
    • Lubricate the inside and the outside diameter of the grommet with clean engine coolant.

    • Install the grommet so it is flush with the rear of the coolant pump housing.

    GFD376714Courtesy of FORD MOTOR COMPANY
  44. NOTE: Verify the front cover dowel pins are aligned to the coolant pump and that the coolant pump is fully seated prior to installing the fasteners.

    • Using a new gasket, install the coolant pump and the fasteners.

      Torque: Fasteners 1-7: Stage 1: 89 lb.in (10 Nm) - Stage 2: 45°

    • Torque: Fastener 8: 18 lb.ft (24 Nm)

    Fig 5: Coolant Pump Tightening Sequence (3.0L EcoBoost)
    GFD376715Courtesy of FORD MOTOR COMPANY
  45. Install the gasket, the throttle body and the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD376967Courtesy of FORD MOTOR COMPANY
  46. Inspect and replace any ignition coil-on-plugs that have rubber boots with cracks, rips or tears.
    GFD377062Courtesy of FORD MOTOR COMPANY
    1. Install the ignition coil-on-plugs.
    2. Install and tighten the ignition coil-on-plug stud bolts.

      Torque: 53 lb.in (6 Nm)

    GFD376639Courtesy of FORD MOTOR COMPANY
  47. Install the oil level indicator.
    GFD376914Courtesy of FORD MOTOR COMPANY
  48. Install the EVAP purge valve and connect the quick release coupling. Refer to: Quick Release Coupling .
    GFD377063Courtesy of FORD MOTOR COMPANY
    1. Install the vacuum tube assembly onto the engine and connect the vacuum hose and clamp to the TC.
    2. Install the vacuum control solenoid bolts.

      Torque: 62 lb.in (7 Nm)

    3. Connect the vacuum tube quick release coupling. Refer to: Quick Release Coupling .
    4. Attach the vacuum hose retainers.
    GFD376966Courtesy of FORD MOTOR COMPANY
  49. Connect the vacuum hose and clamp to the TC.

    • Attach the vacuum hose retainers.

    GFD376965Courtesy of FORD MOTOR COMPANY
  50. Install the engine wiring harness onto the engine.

    • Connect the engine wiring harness electrical connectors and attach the retainers.

    GFD376964Courtesy of FORD MOTOR COMPANY
    • Connect the engine wiring harness electrical connectors and attach the wiring harness retainers.

    • Slide the insulator down over the CHT electrical connector.

    GFD377064Courtesy of FORD MOTOR COMPANY
    1. Install the vacuum harness pressure sensor bolt.

      Torque: 62 lb.in (7 Nm)

    2. Connect the MAP sensor electrical connector.
    3. Attach the wiring harness and vacuum harness retainers.
    GFD376962Courtesy of FORD MOTOR COMPANY
  51. Connect the engine wiring harness electrical connectors and attach the retainers.
    GFD376623Courtesy of FORD MOTOR COMPANY
    1. Install the EVAP purge valve onto the intake manifold mounting tab.
    2. Disconnect the EVAP tube quick release coupling. Refer to: Quick Release Coupling .
    3. Connect the EVAP purge valve electrical connector.
    GFD377065Courtesy of FORD MOTOR COMPANY
  52. Install the EVAP tube and connect the quick release coupling. Refer to: Quick Release Coupling .
    GFD376960Courtesy of FORD MOTOR COMPANY
    • Connect the crankcase pressure sensor electrical connector.

    • Attach the PCV tube retainer.

    GFD376621Courtesy of FORD MOTOR COMPANY
    1. Connect the throttle body electrical connector and attach the wiring harness retainer.

    GFD376959Courtesy of FORD MOTOR COMPANY
    • Install the ground wire and stud bolt.

      Torque: 89 lb.in (10 Nm)

    • Connect the high pressure fuel pump electrical connector.

    • Attach the wiring harness retainers.

    GFD376979Courtesy of FORD MOTOR COMPANY
  53. Attach the wiring harness retainers.
    GFD376633Courtesy of FORD MOTOR COMPANY
    • Install the oil pressure control solenoid and the retainer.

      Torque: 97 lb.in (11 Nm)

    • Disconnect the oil pressure control solenoid electrical connector.

    GFD376958Courtesy of FORD MOTOR COMPANY
    • Install the generator stud.

      Torque: 71 lb.in (8 Nm)

    • Install the generator and the bolt.

      Torque: 35 lb.ft (47 Nm)

    • Install the coolant pump pulley and the bolts.

      Torque: 89 lb.in (10 Nm)

    • Install the idler pulley and bolt.

      Torque: 35 lb.ft (48 Nm)

    • Install the accessory drive belt tensioner and the bolts.

      Torque: 18 lb.ft (25 Nm)

    GFD377066Courtesy of FORD MOTOR COMPANY
  54. Using a floor crane, remove the engine from the mounting stand. Install Special Service Tool: 303-1634 Lift Eyes (2)., 303-1246 Engine Spreader Bar.Use the General Equipment: Floor CraneUse the General Equipment: Mounting Stand
    GFD376956Courtesy of FORD MOTOR COMPANY
  55. Lubricate the crankshaft rear seal lips with clean engine oil.

    Material: Engine Oil - SAE 5W-30 - Synthetic Blend Motor Oil / XO-5W30-Q1SP (WSS-M2C946-B1)

    GFD376792Courtesy of FORD MOTOR COMPANY
  56. NOTE: The crankshaft rear seal and retainer plate must be installed within 10 minutes of applying the sealer and the bolts must be installed and tightened to 2-5 Nm (18-44 lb-in) within 15 of applying the sealer. Final tightening of the bolts must be completed within 60 minutes of applying the sealer. Failure to follow this procedure can cause future oil leakage.

    1. Apply a 4.5 mm (0.18 in) bead of Motorcraft® High Performance Engine RTV Silicone to the crankshaft rear seal and retainer plate.

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

    2. Overlap the beginning and ending of the sealant bead 15 mm (0.59 in).

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

    3. Apply 9 mm (0.35 in) beads of Motorcraft® High Performance Engine RTV Silicone that are 10 mm (0.40 in) in length as indicated in the graphic.

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

    GFD377067Courtesy of FORD MOTOR COMPANY
  57. NOTE: The special tool must be inserted into the rear of the crankshaft seal to prevent the seal lip from rolling backwards.

    1. Insert the magnetic base of the special tool into the rear opening of the crankshaft seal. Use Special Service Tool: 303-1250 Seal Installer, Rear Main.
    2. The magnetic base of the special tool should protrude slightly from the front of the seal plate.

    GFD377068Courtesy of FORD MOTOR COMPANY
    1. Position the special tool and seal plate onto the end of the crankshaft. Use Special Service Tool: 303-1250 Seal Installer, Rear Main.
    2. Slide the new crankshaft rear seal and retainer plate onto the crankshaft and into the installed position.
    GFD376794Courtesy of FORD MOTOR COMPANY
  58. Install the crankshaft rear seal retainer plate bolts. Remove Special Service Tool: 303-1250 Seal Installer, Rear Main.

    Torque: 89 lb.in (10 Nm)

    Fig 6: Crankshaft Rear Seal Retainer Plate Tightening Sequence (3.0L EcoBoost)
    GFD376795Courtesy of FORD MOTOR COMPANY
    1. Install the CKP sensor and the bolt.

      Torque: 89 lb.in (10 Nm)

    2. Connect the CKP sensor electrical connector.
    GFD377069Courtesy of FORD MOTOR COMPANY
  59. Install the crankshaft sensor ring.
    GFD376787Courtesy of FORD MOTOR COMPANY
    1. Position the flexplate on the crankshaft.
    2. Install the bolts then rundown the bolts one turn at a time in sequence shown until the flexplate is snug against the rear face of the crankshaft.
    3. Final tighten the bolts in sequence shown.

      Torque: 59 lb.ft (80 Nm)

    Fig 7: Flexplate Tightening Sequence (3.0L EcoBoost)
    GFD376889Courtesy of FORD MOTOR COMPANY
  60. Install the engine into the vehicle.