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Home >> Lincoln >> 2019 >> Nautilus Base, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine - 2.7L ECOBOOST (238KW/324PS) (2 Of 2)) >> Installation >> Engine Block Skirt Stiffener

Engine Block Skirt Stiffener

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For information on Ford Color Coded Illustrations refer to OEM Color Coding .

Special Tool(s) / General Equipment 

GFD425738Courtesy of FORD MOTOR COMPANY
205-153 (T80T-4000-W) Handle
GFD426930Courtesy of FORD MOTOR COMPANY
303-1246 Engine Spreader Bar TKIT-2006UF-FLM TKIT-2006UF-ROW
GFD426589Courtesy of FORD MOTOR COMPANY
303-1247 VCT Spark Plug Tube Seal Remover and Installer TKIT-2006UF-FLM TKIT-2006UF-ROW
GFD426807Courtesy of FORD MOTOR COMPANY
303-1250 Seal Installer, Rear Main TKIT-2006UFFLM
GFD426591Courtesy of FORD MOTOR COMPANY
303-1531 Installer, Front Crank Seal and Damper
GFD426931Courtesy of FORD MOTOR COMPANY
303-1634 Lift Eyes (2) TKIT-2014D-ROW3 TKIT-2014D-FL_ROW
GFD426593Courtesy of FORD MOTOR COMPANY
303-335 (T88T-6701-A) Installer, Front Cover Oil Seal TKIT-1988-FLM TKIT-1988-F
Floor Crane
Mounting Stand
Flat-Bladed Screwdriver
Vise
Vise Jaw Protectors

Materials 

Name Specification
Motorcraft® High Performance Engine RTV Silicone TA-357 WSE-M4G323-A6
Motorcraft® Metal Brake Parts Cleaner PM-4-A, PM-4-B -
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)

    GFD427048Courtesy of FORD MOTOR COMPANY
    1. Position the oil seal.
    2. Install the engine block skirt stiffener.
    GFD427049Courtesy 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°

    GFD427050Courtesy 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.
    GFD427089Courtesy 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)

    GFD427052Courtesy of FORD MOTOR COMPANY
  3. Install the oil pump drive belt onto the crankshaft sprocket.
    GFD427090Courtesy 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°

    GFD426922Courtesy of FORD MOTOR COMPANY
  6. Install the timing chain sprocket.
    GFD426692Courtesy 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.

    GFD426723Courtesy of FORD MOTOR COMPANY
  8. Install the RH timing chain guide and bolts.

    Torque: 89 lb.in (10 Nm)

    GFD426689Courtesy of FORD MOTOR COMPANY
  9. Install the RH timing chain tensioner arm.
    GFD426688Courtesy of FORD MOTOR COMPANY
  10. Slide the tensioner cylinder out of the RH timing chain tensioner housing.
    GFD426724Courtesy 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: Vise. Use the General Equipment: Vise Jaw Protectors. Use 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.

    GFD426714Courtesy 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.
    GFD426725Courtesy 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.
    GFD426726Courtesy 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.
    GFD426727Courtesy of FORD MOTOR COMPANY
  13. Install new engine front cover gaskets.
    GFD426728Courtesy of FORD MOTOR COMPANY
  14. Lubricate and install a new oil gallery seal (6G068).
    GFD426729Courtesy 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)

    GFD426730Courtesy 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.

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

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

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

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

    GFD426731Courtesy 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)

    GFD426732Courtesy of FORD MOTOR COMPANY
  18. Lubricate the engine front cover bore with clean engine oil.
    GFD426735Courtesy 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.
    GFD426736Courtesy of FORD MOTOR COMPANY
  20. Lubricate the crankshaft front seal inner lip with clean engine oil.
    GFD426737Courtesy of FORD MOTOR COMPANY
  21. Lubricate the crankshaft pulley sealing surface with clean engine oil prior to installation.
    GFD426738Courtesy 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.
    GFD426739Courtesy 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°

    GFD426740Courtesy of FORD MOTOR COMPANY
  24. 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.

    GFD426746Courtesy of FORD MOTOR COMPANY
  25. Install a new gasket.
    GFD426747Courtesy of FORD MOTOR COMPANY
  26. Apply clean engine oil to the surface.
    GFD427063Courtesy of FORD MOTOR COMPANY
  27. 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)

    GFD426749Courtesy of FORD MOTOR COMPANY
  28. Install the valve cover and tighten the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD426750Courtesy of FORD MOTOR COMPANY
  29. 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.

    GFD426751Courtesy of FORD MOTOR COMPANY
  30. Install a new gasket.
    GFD426752Courtesy of FORD MOTOR COMPANY
  31. Apply clean engine oil to the surface.
    GFD427091Courtesy of FORD MOTOR COMPANY
  32. 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)

    GFD426754Courtesy of FORD MOTOR COMPANY
  33. Install the valve cover and tighten the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD426755Courtesy of FORD MOTOR COMPANY
  34. Install a new oil pump seal.
    GFD426767Courtesy of FORD MOTOR COMPANY
  35. 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)

    GFD426768Courtesy of FORD MOTOR COMPANY
  36. Install the oil pan and the bolts.

    Torque: Stage 1: 31 lb.in (3.5 Nm) | Stage 2: 89 lb.in (10 Nm)

    GFD426769Courtesy of FORD MOTOR COMPANY
  37. Install the new TC oil return tube-to-engine block gasket.
    GFD426851Courtesy of FORD MOTOR COMPANY
  38. Install a new TC oil return tube O-ring seal and then lubricate with clean engine oil.
    GFD426852Courtesy of FORD MOTOR COMPANY
  39. NOTE: Do not use a metal brush, damage to sealing area will result in leaks.

    • Carefully use a nylon brush to remove the old O-ring residue and use brake cleaner to rinse the O-ring residue out of the turbocharger O-ring bore. Inspect the area for deep scratches and gouges. Install new components as needed.

      Material: Motorcraft® Metal Brake Parts Cleaner / PM-4-A, PM-4-B

    1. Install the turbocharger oil return tube, then install and tighten the turbocharger oil return tube retainers.

      Torque: 89 lb.in (10 Nm)

    GFD426973Courtesy of FORD MOTOR COMPANY
  40. Install the new TC oil return tube-to-engine block gasket.
    GFD426851Courtesy of FORD MOTOR COMPANY
  41. Install a new TC oil return tube O-ring seal and then lubricate with clean engine oil.
    GFD426852Courtesy of FORD MOTOR COMPANY
  42. NOTE: Do not use a metal brush, damage to sealing area will result in leaks.

    • Carefully use a nylon brush to remove the old O-ring residue and use brake cleaner to rinse the O-ring residue out of the turbocharger O-ring bore. Inspect the area for deep scratches and gouges. Install new components as needed.

      Material: Motorcraft® Metal Brake Parts Cleaner / PM-4-A, PM-4-B

    1. Install the turbocharger oil return tube, then install and tighten the turbocharger oil return tube retainers.

      Torque: 89 lb.in (10 Nm)

    GFD426823Courtesy 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.

    GFD426733Courtesy of FORD MOTOR COMPANY
  43. 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)

    GFD426734Courtesy of FORD MOTOR COMPANY
  44. Install the gasket, the throttle body and the bolts.

    Torque: 89 lb.in (10 Nm)

    GFD426655Courtesy of FORD MOTOR COMPANY
  45. Inspect and replace any ignition coil-on-plugs that have rubber boots with cracks, rips or tears.
    GFD427092Courtesy 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)

    GFD426660Courtesy of FORD MOTOR COMPANY
  46. Install the oil level indicator.
    GFD426650Courtesy of FORD MOTOR COMPANY
  47. Install the EVAP purge valve and connect the quick release coupling. Refer to: Quick Release Coupling 2.7L EcoBoost .
    GFD427093Courtesy 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 2.7L EcoBoost .
    4. Attach the vacuum hose retainers.
    GFD426970Courtesy of FORD MOTOR COMPANY
  48. Connect the vacuum hose and clamp to the TC.

    • Attach the vacuum hose retainers.

    GFD426969Courtesy of FORD MOTOR COMPANY
  49. Install the engine wiring harness onto the engine.

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

    GFD426968Courtesy 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.

    GFD427094Courtesy 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.
    GFD426966Courtesy of FORD MOTOR COMPANY
  50. Connect the engine wiring harness electrical connectors and attach the retainers.
    GFD426643Courtesy 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 2.7L EcoBoost .
    3. Connect the EVAP purge valve electrical connector.
    GFD427070Courtesy of FORD MOTOR COMPANY
    • Connect the crankcase pressure sensor electrical connector.

    • Attach the PCV tube retainer.

    GFD426641Courtesy of FORD MOTOR COMPANY
    1. Connect the throttle body electrical connector and attach the wiring harness retainer.

    GFD426964Courtesy of FORD MOTOR COMPANY
    • Connect the high pressure fuel pump electrical connector.

    • Attach the wiring harness retainers.

    GFD426657Courtesy of FORD MOTOR COMPANY
  51. Attach the wiring harness retainers.
    GFD426653Courtesy 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.

    GFD426963Courtesy of FORD MOTOR COMPANY
    • Install the generator and the bolt.

      Torque: 35 lb.ft (47 Nm)

    • Install the generator nut.

      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)

    GFD427072Courtesy of FORD MOTOR COMPANY
  52. 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 Crane. Use the General Equipment: Mounting Stand
    GFD426961Courtesy of FORD MOTOR COMPANY
  53. Lubricate the crankshaft rear seal lips with clean engine oil.
    GFD426813Courtesy of FORD MOTOR COMPANY
  54. 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)

    GFD426814Courtesy of FORD MOTOR COMPANY
    • Position the special tool onto the end of the crankshaft. Use Special Service Tool: 303-1250 Seal Installer, Rear Main.

    • Slide the new crankshaft rear seal and retainer plate onto the tool and into the installed position.

    GFD426815Courtesy of FORD MOTOR COMPANY
  55. Install the crankshaft rear seal retainer plate bolts. Remove Special Service Tool: 303-1250 Seal Installer, Rear Main.

    Torque: 89 lb.in (10 Nm)

    GFD426816Courtesy of FORD MOTOR COMPANY
    1. Install the CKP sensor and tighten the bolt.

      Torque: 89 lb.in (10 Nm)

    2. Connect the CKP sensor electrical connector.
    3. Install the CKP sensor electrical connector insulator.
    4. Install the wiring harness ground and the stud bolt.

      Torque: 89 lb.in (10 Nm)

    GFD426960Courtesy of FORD MOTOR COMPANY
  56. Install the crankshaft sensor ring.
    GFD426808Courtesy 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)

    GFD426910Courtesy of FORD MOTOR COMPANY
  57. Install the engine into the vehicle. Refer to: Engine 2.7L EcoBoost  .