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Home >> Ford >> 2021 >> Bronco Wildtrak, 4D Utility >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine - 2.3L ECOBOOST (199KW/270PS)) >> Disassembly >> Engine

Section 2 (Engine - 2.3L ECOBOOST (199KW/270PS)): Disassembly: Engine

WARNING: This page is about a different variant/trim than selected.

For information on Ford Color Coded Illustrations, refer to OEM COLOR CODING

Special Tool(s) / General Equipment 

GFD624138Courtesy of FORD MOTOR COMPANY
205-153 (T80T-4000-W)Handle
GFD624114Courtesy of FORD MOTOR COMPANY
303-103 (T74P-6375-A) Holding Tool, Flywheel T74P-77000-A | TKIT-2009TC-F
GFD623969Courtesy of FORD MOTOR COMPANY
303-1685 Alignment Tool, Camshaft
GFD624139Courtesy of FORD MOTOR COMPANY
303-1687 Installer, VCT Solenoid Seal
GFD623992Courtesy of FORD MOTOR COMPANY
303-1689 Holding Tool, Crank Damper
GFD623985Courtesy of FORD MOTOR COMPANY
303-409 (T92C-6700-CH)Remover, Crankshaft Seal | TKIT-1992-FH/FMH/FLMH | TKIT-1993-LMH/MH
GFD623942Courtesy of FORD MOTOR COMPANY
303-507 Timing Peg, Crankshaft TDC | TKIT-2001N-FLM | TKIT-2001N-ROW
GFD624307Courtesy of FORD MOTOR COMPANY
307-005 (T59L-100-B)Slide Hammer
GFD624308Courtesy of FORD MOTOR COMPANY
310-206Remover, Fuel Injector | TKIT-2009A-FLM
Mounting Stand
Hose Clamp Remover/Installer
NOTE: Do not loosen or remove the crankshaft pulley bolt without first installing the special tools as instructed in this procedure. The crankshaft pulley and the crankshaft timing sprocket are not keyed to the crankshaft. The crankshaft, the crankshaft sprocket and the pulley are fitted together by friction. For that reason, the crankshaft sprocket is also unfastened if the pulley bolt is loosened. Before any repair requiring loosening or removal of the crankshaft pulley bolt, the crankshaft and camshafts must be locked in place by the special service tools, otherwise severe engine damage can occur.
NOTE: During engine repair procedures, cleanliness is extremely important. All parts must be thoroughly cleaned and 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.

10-Speed Automatic Transmission - 10R60 

    • Remove the bolts and the flexplate.

    • Discard the flexplate bolts.

    GFD624140Courtesy of FORD MOTOR COMPANY

    7-Speed Manual Transmission - MT88 

  1. NOTE: If the parts are to be reused, index-mark the pressure plate to the flywheel. Failure to install the pressure plate to the flywheel in the original position may result in a clutch system vibration.

    • Remove the pressure plate bolts by turning them 1 turn at a time in a star pattern until the clutch is fully released and remove the pressure plate and the clutch disc.

    • Discard the pressure plate bolts.

    GFD624141Courtesy of FORD MOTOR COMPANY
    • Install Special Service Tool: 303-103 (T74P-6375-A) Holding Tool, Flywheel.

    • Remove the bolts and the flywheel.

    • Discard the flywheel bolts.

    GFD624142Courtesy of FORD MOTOR COMPANY

    7-Speed Manual Transmission - MT88/10-Speed Automatic Transmission - 10R60 

  2. Using a floor crane, install the engine on a mounting stand. Use the General Equipment: Mounting Stand
    GFD624143Courtesy of FORD MOTOR COMPANY
  3. Remove the engine lift equipment.
    GFD624144Courtesy of FORD MOTOR COMPANY
    • Detach the ground wire harness retainers.

    • Remove the bolt and the ground wire harness.

    GFD624309Courtesy of FORD MOTOR COMPANY
    • Remove the ground bolt.

    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD624310Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD624311Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD624312Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD624313Courtesy of FORD MOTOR COMPANY
  4. Detach the wiring harness retainers.
    GFD624314Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD624315Courtesy of FORD MOTOR COMPANY
  5. Detach the wiring harness retainers and remove the engine wiring harness.
    GFD624316Courtesy of FORD MOTOR COMPANY
  6. Disconnect the coolant hose and position aside.
    GFD624317Courtesy of FORD MOTOR COMPANY
    • Detach the coolant hose retainer.

    • Release the clamps and remove the coolant hoses, valve and bracket assembly. Use the General Equipment: Hose Clamp Remover/Installer

    GFD624318Courtesy of FORD MOTOR COMPANY
  7. Remove the bolt and position the turbocharger coolant tube aside.
    GFD624319Courtesy of FORD MOTOR COMPANY
  8. Remove and discard the turbocharger coolant tube O-ring seal.
    GFD624320Courtesy of FORD MOTOR COMPANY
    1. Remove the coolant tube support bracket bolt.
    2. Remove the bolt and the coolant tube support bracket.
    GFD624321Courtesy of FORD MOTOR COMPANY
  9. Remove the bolts and the coolant tube.
    GFD624322Courtesy of FORD MOTOR COMPANY
  10. Inspect the coolant tube O-ring seal and replace if damaged.
    GFD624323Courtesy of FORD MOTOR COMPANY
    • Loosen the clamps and remove the EGR transducer hoses. Use the General Equipment: Hose Clamp Remover/Installer

    • Remove the bolt and the EGR transducer assembly.

    GFD624324Courtesy of FORD MOTOR COMPANY
    1. Remove the EGR valve bracket nut.
    2. Remove the bolt and the EGR valve bracket.
    GFD624325Courtesy of FORD MOTOR COMPANY
    1. Remove the EGR valve nuts.
    2. Remove the EGR valve studs.
    3. Remove the bolt and the EGR valve.
    GFD624326Courtesy of FORD MOTOR COMPANY
  11. Remove and discard EGR valve O-ring seal.
    GFD624327Courtesy of FORD MOTOR COMPANY
  12. Remove and discard the EGR valve gasket.
    GFD624328Courtesy of FORD MOTOR COMPANY
  13. Remove bolt, stud bolt and the EGR cooler bracket.
    GFD624329Courtesy of FORD MOTOR COMPANY
  14. Remove the bolts and the EGR cooler.
    GFD624330Courtesy of FORD MOTOR COMPANY
  15. Remove and discard the EGR cooler gaskets.
    GFD624331Courtesy of FORD MOTOR COMPANY
    1. Remove the EGR inlet tube nuts.
    2. Remove the EGR inlet tube studs.
    3. Remove the EGR inlet tube bolt.
    4. Remove the bolt and the EGR inlet tube assembly.
    GFD624332Courtesy of FORD MOTOR COMPANY
  16. Remove and discard the EGR inlet tube assembly gasket.
    GFD624333Courtesy of FORD MOTOR COMPANY
  17. Remove the bolts and the coolant tube.
    GFD624334Courtesy of FORD MOTOR COMPANY
  18. Inspect the coolant tube O-ring seal and replace if damaged.
    GFD624335Courtesy of FORD MOTOR COMPANY
  19. Remove the bolts and the coolant pump pulley.
    GFD624172Courtesy of FORD MOTOR COMPANY
  20. Remove the bolts and the accessory drive belt tensioner.
    GFD624336Courtesy of FORD MOTOR COMPANY
    • Detach the fuel rail harness electrical connector from the intake manifold.

    • Detach and disconnect the KS electrical connectors.

    GFD624337Courtesy of FORD MOTOR COMPANY
    • Disconnect the crankcase vent oil separator tube quick release coupling from the intake manifold. Refer to: Quick Release Coupling .

    • Remove the bolts and the intake manifold.

    GFD624338Courtesy of FORD MOTOR COMPANY
    • Remove the bolt and the oil cooler.

    • Discard the oil cooler.

    GFD624339Courtesy of FORD MOTOR COMPANY
  21. Remove the nut and the oil filter trough.
    GFD624340Courtesy of FORD MOTOR COMPANY
  22. Remove the nut, bolts and the oil filter adapter assembly.
    GFD624341Courtesy of FORD MOTOR COMPANY
  23. Remove the oil filter adapter assembly stud.
    GFD624342Courtesy of FORD MOTOR COMPANY
  24. Remove the bolts and the RH engine mount bracket.
    GFD624343Courtesy of FORD MOTOR COMPANY
  25. Remove the bolts and the A/C compressor bracket.
    GFD624344Courtesy of FORD MOTOR COMPANY
  26. Release the clamps and remove the coolant hose. Use the General Equipment: Hose Clamp Remover/Installer
    GFD624345Courtesy of FORD MOTOR COMPANY
  27. Disconnect and remove the crankcase vent oil separator tube. Refer to: Quick Release Coupling .
    GFD624346Courtesy of FORD MOTOR COMPANY
  28. NOTE: Note the position of the KS before removing.

    Remove the bolts and the KS.

    GFD624347Courtesy of FORD MOTOR COMPANY
  29. Remove the bolts and the crankcase vent separator.
    GFD624348Courtesy of FORD MOTOR COMPANY
  30. If equipped, remove the block heater.
    GFD624349Courtesy of FORD MOTOR COMPANY
  31. Remove the fuel pump cover stud.
    GFD624350Courtesy of FORD MOTOR COMPANY
  32. Remove the nut and the vent tube bracket.
    GFD624351Courtesy of FORD MOTOR COMPANY
  33. NOTE: To release the fuel pressure in the high pressure fuel tube, wrap the fuel injection pump flare nut with a shop towel to absorb any residual fuel pressure during the loosening of the fuel injection pump flare nut.

    • Remove the high-pressure fuel tube bolts.

    • Loosen the flare nuts, remove and discard the high-pressure fuel tube.

    GFD624352Courtesy of FORD MOTOR COMPANY
  34. Remove the bolt and the bracket.
    GFD624153Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and discard.

    • Remove the high-pressure fuel pump and mounting plate.

    GFD624353Courtesy of FORD MOTOR COMPANY
  35. Remove and discard the high-pressure fuel pump O-ring seal.
    GFD624354Courtesy of FORD MOTOR COMPANY
  36. Remove the high-pressure fuel pump tappet.
    GFD624355Courtesy of FORD MOTOR COMPANY
  37. Remove the bolts and the coolant pump adapter assembly.
    GFD624356Courtesy of FORD MOTOR COMPANY
  38. Remove and discard the coolant pump adapter assembly gasket.
    GFD624357Courtesy of FORD MOTOR COMPANY
  39. Remove the bolt coolant hose bracket.
    GFD624358Courtesy of FORD MOTOR COMPANY
  40. Remove the bolts and discard the turbocharger-to-cylinder block oil return pipe.
    GFD624359Courtesy of FORD MOTOR COMPANY
  41. Remove the nuts, bolt and the heat shield.
    GFD624360Courtesy of FORD MOTOR COMPANY
  42. Remove the bolts and discard the cylinder block-to-turbocharger oil supply pipe.
    GFD624361Courtesy of FORD MOTOR COMPANY
  43. Remove the bolt and the coolant outlet tube.
    GFD624362Courtesy of FORD MOTOR COMPANY
  44. Remove and discard coolant outlet tube O-ring seal.
    GFD624363Courtesy of FORD MOTOR COMPANY
  45. Remove the nuts and the turbocharger.
    GFD624364Courtesy of FORD MOTOR COMPANY
    • Remove and discard coolant outlet tube O-ring seal.

    • Inspect the coolant outlet tube seal for damage.

    GFD624365Courtesy of FORD MOTOR COMPANY
    • Remove and discard the gasket.

    • Inspect and replace the studs if damaged.

    GFD624366Courtesy of FORD MOTOR COMPANY
  46. Remove the stud bolts, bolts and the coolant outlet.
    GFD624367Courtesy of FORD MOTOR COMPANY
  47. NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.

    • Use compressed air to remove any foreign material from the ignition coil-on-plugs and surrounding area before removing the ignition coil-on-plugs.

    • Remove the stud bolts and the ignition coil-on-plugs.

    • Remove the oil level indicator.

    GFD624368Courtesy of FORD MOTOR COMPANY
  48. Loosen the fasteners and remove the valve cover.
    GFD624369Courtesy of FORD MOTOR COMPANY
  49. Discard the valve cover gaskets.
    GFD624159Courtesy of FORD MOTOR COMPANY
    • NOTE: The VCT solenoid seals should only be replaced if they are damaged upon inspection.

      Inspect the VCT seals for damage.

    • If damaged, using the special tools, remove and discard the VCT oil control solenoid seals. Use Special Service Tool: 303-1687 Installer, VCT Solenoid Seal., 205-153 (T80T-4000-W) Handle.

    GFD624160Courtesy of FORD MOTOR COMPANY
  50. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths.

    Clean the valve cover.

    GFD624161Courtesy of FORD MOTOR COMPANY
  51. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths.

    Make sure that the mating faces are clean and free of foreign material.

    GFD624370Courtesy of FORD MOTOR COMPANY
    • Disconnect the fuel rail wiring harness electrical connectors.

    • Detach the fuel rail wiring harness retainers and remove harness.

    GFD624371Courtesy of FORD MOTOR COMPANY
  52. Remove the fuel rail insulator.
    GFD624372Courtesy of FORD MOTOR COMPANY
  53. NOTE: Pull out the fuel rails in the direction of the fuel injector axis or damage may occur to the fuel injectors.
    NOTE: When removing the fuel rails, the fuel injectors may remain in the fuel rails but normally remain in the cylinder head and require the use of a Fuel Injector Remover tool to extract.

    • Use compressed air and remove any dirt or foreign material from the cylinder head, block and general surrounding area of the fuel rail and injectors.

    • Remove and discard the bolts, then remove the fuel rail.

    GFD624373Courtesy of FORD MOTOR COMPANY
  54. Remove any of the fuel injectors that remained in the fuel rail.
    GFD624374Courtesy of FORD MOTOR COMPANY
  55. Remove any of the fuel injectors that remained in the cylinder head. Use Special Service Tool: 307-005 (T59L-100-B) Slide Hammer., 310-206 Remover, Fuel Injector.
    GFD624375Courtesy of FORD MOTOR COMPANY
  56. Remove and discard the fuel injector clip.
    GFD624376Courtesy of FORD MOTOR COMPANY
  57. NOTE: Do not attempt to cut the lower Teflon® seal without first pulling it away from the fuel injector or damage to the injector may occur.
    NOTE: Be very careful when removing the lower Teflon® seals, not to scratch, nick or gouge the fuel injectors.

    1. Pull the lower Teflon® seal away from the injector.
    2. Carefully cut and discard the lower fuel injector Teflon® seals.

    GFD624377Courtesy of FORD MOTOR COMPANY
  58. Remove and discard the fuel injector seal and O-ring seal.
    GFD624378Courtesy of FORD MOTOR COMPANY
    • Remove the CHT sensor and the heat shield.

    • Discard the CHT sensor.

    GFD624379Courtesy of FORD MOTOR COMPANY
  59. Remove the bolts and the CKP sensor.
    GFD624380Courtesy of FORD MOTOR COMPANY
  60. Turn the crankshaft clockwise until the No. 1 piston is 45 degrees BTDC using the guide holes on the engine front cover and the crankshaft pulley.
    GFD624166Courtesy of FORD MOTOR COMPANY
  61. Remove the engine plug bolt.
    GFD624381Courtesy of FORD MOTOR COMPANY
  62. Install Special Service Tool: 303-507 Timing Peg, Crankshaft TDC.
    GFD624382Courtesy of FORD MOTOR COMPANY
  63. NOTE: The special tool will contact the crankshaft and prevent it from turning past TDC. However, the crankshaft can still be rotated in the counterclockwise direction. The crankshaft must remain at the TDC position during the crankshaft pulley removal and installation.
    NOTE: The engine front cover is removed from graphic for clarity.

    Rotate the crankshaft clockwise until it contacts the special tool. Use Special Service Tool: 303-507 Timing Peg, Crankshaft TDC.

    GFD624169Courtesy of FORD MOTOR COMPANY
  64. Remove the bolts and the high-pressure fuel pump drive unit.
    GFD624383Courtesy of FORD MOTOR COMPANY
  65. NOTE: The Camshaft Alignment Tool is for camshaft alignment only. Using this tool to prevent engine rotation can result in engine damage.
    NOTE: The camshaft timing slots are offset. If the Camshaft Alignment Tool cannot be installed, remove the TDC Timing Peg and rotate the crankshaft three-fourths of a revolution clockwise and repeat the previous 2 steps of this procedure.

    Install Special Service Tool: 303-1685 Alignment Tool, Camshaft.

    GFD624384Courtesy of FORD MOTOR COMPANY
  66. NOTE: The crankshaft must remain in the TDC position during removal of the pulley bolt or damage to the engine can occur. Therefore, the crankshaft pulley must be held in place with the special tool and the bolt should be removed using an air impact wrench (1/2-in drive minimum).

    • Using the special tools, remove the bolt and the crankshaft pulley. Use Special Service Tool: 303-1689 Holding Tool, Crank Damper.

    • Discard the bolt.

    GFD624385Courtesy of FORD MOTOR COMPANY
  67. Install the original crankshaft pulley bolt and washer.
    GFD624386Courtesy of FORD MOTOR COMPANY
  68. NOTE: Use care not to damage the engine front cover or the crankshaft when removing the seal.

    Using the crankshaft seal remover, remove the crankshaft front seal and discard. Use Special Service Tool: 303-409 (T92C-6700-CH) Remover, Crankshaft Seal.

    GFD624387Courtesy of FORD MOTOR COMPANY
  69. Remove the original crankshaft pulley bolt and washer.
    GFD624388Courtesy of FORD MOTOR COMPANY
  70. Remove the bolts and the engine front cover.
    GFD624389Courtesy of FORD MOTOR COMPANY
  71. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD624053Courtesy of FORD MOTOR COMPANY
  72. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD624390Courtesy of FORD MOTOR COMPANY
  73. NOTE: Use an open-ended wrench on the flats of the camshaft to prevent the component from turning.

    Loosen the exhaust VCT bolt.

    GFD624391Courtesy of FORD MOTOR COMPANY
  74. NOTE: Use an open-ended wrench on the flats of the camshaft to prevent the component from turning.

    Loosen the intake VCT bolt.

    GFD624392Courtesy of FORD MOTOR COMPANY
  75. Remove the bolts and the timing chain tensioner.
    GFD624393Courtesy of FORD MOTOR COMPANY
    • Remove the timing chain tensioner arm.

    • Remove the bolts and the timing chain guide.

    • Remove the timing chain.

    GFD624394Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and the VCT units.

    • Discard the bolts.

    GFD624395Courtesy of FORD MOTOR COMPANY
  76. Remove Special Service Tool: 303-1685 Alignment Tool, Camshaft.
    GFD624384Courtesy of FORD MOTOR COMPANY
  77. Remove the bolts and the VCT oil control solenoids.
    GFD624396Courtesy of FORD MOTOR COMPANY
  78. Remove bolts and front camshaft bearing cap.
    GFD624397Courtesy of FORD MOTOR COMPANY
  79. NOTE: Failure to follow the camshaft loosening procedure can result in damage to the camshafts.

    • Note the location and orientation of each camshaft bearing cap and the position of the camshaft lobes on the No. 1 cylinder for installation reference.

    • Loosen the camshaft bearing caps in sequence 2 turns at a time until all tension is released from the camshaft bearing caps and remove the camshaft bearing caps and camshafts.

    • Inspect the camshaft bores for any scratches that can be felt by hand.

    Fig 1: Camshaft Bearing Caps Bolts Loosening Sequence
    GFD624398Courtesy of FORD MOTOR COMPANY
    • If the camshafts and valve tappets are to be reused, mark the location of the valve tappets to make sure they are assembled in their original positions.

    • Remove the valve tappets.

    GFD624399Courtesy of FORD MOTOR COMPANY
  80. NOTE: There are two numbers on the valve tappet, one is date code and the other is valve tappet thickness.
    NOTE: The date code "R0605" represents the year made (R), the month (06) and the day (05).
    NOTE: A tappet with the number N650 has the thickness of 3.650 mm.

    Inspect the valve tappets.

    GFD624400Courtesy of FORD MOTOR COMPANY
  81. Remove the bolts, stud bolt and the cylinder head cover assembly.
    GFD624401Courtesy of FORD MOTOR COMPANY
  82. Remove and discard the cylinder head cover gasket.
    GFD624402Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and the cylinder head.

    • Discard the bolts.

    GFD624403Courtesy of FORD MOTOR COMPANY
  83. Remove and discard the cylinder head gasket.
    GFD624404Courtesy of FORD MOTOR COMPANY
  84. Remove the cylinder block bushings.
    GFD624405Courtesy of FORD MOTOR COMPANY
  85. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. Use a plastic scraping tool to remove all traces of the head gasket.

    Clean the cylinder head sealing surfaces.

    GFD624406Courtesy of FORD MOTOR COMPANY
  86. NOTE: Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges that make leak paths. Use a plastic scraping tool to remove all traces of the head gasket.

    • Clean the cylinder head bolt holes in the cylinder block. Make sure all coolant, oil or other foreign material is removed.

    • Clean the cylinder block sealing surfaces.

    GFD624407Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and the oil pan.

    • Discard the bolts.

    GFD624408Courtesy of FORD MOTOR COMPANY
  87. Remove the bolts and the oil pickup and screen.
    GFD624409Courtesy of FORD MOTOR COMPANY
  88. Discard the oil pickup and screen O-ring seal.
    GFD624207Courtesy of FORD MOTOR COMPANY
  89. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD624410Courtesy of FORD MOTOR COMPANY
  90. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD624177Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and the crankshaft rear seal.

    • Discard the crankshaft rear seal.

    GFD624411Courtesy of FORD MOTOR COMPANY
  91. Remove the crankshaft sprocket.
    GFD624412Courtesy of FORD MOTOR COMPANY
  92. NOTE: Make sure the Crankshaft TDC Timing Peg is still installed and the engine is still at TDC.

    Rotate the crankshaft until it contacts the special tool.

    GFD623943Courtesy of FORD MOTOR COMPANY
  93. NOTE: Mark the balance shaft assembly front shafts on the top for reference that the balance shaft assembly is at TDC.

    Index-mark the balance shaft assembly.

    GFD624413Courtesy of FORD MOTOR COMPANY
  94. Remove the bolts and the oil outlet tube.
    GFD624414Courtesy of FORD MOTOR COMPANY
  95. Inspect the oil outlet tube O-ring seals and replace if damaged.
    GFD623946Courtesy of FORD MOTOR COMPANY
    1. Remove the oil inlet tube-to-bracket bolt.
    2. Remove the bolt and the oil inlet tube bracket.
    3. Remove the bolts and the oil inlet tube.
    GFD624415Courtesy of FORD MOTOR COMPANY
  96. Inspect the oil inlet tube O-ring seals and replace if damaged.
    GFD623948Courtesy of FORD MOTOR COMPANY
  97. NOTE: Due to the precision interior construction of the balance shaft assembly, it should not be disassembled.

    Remove the bolts and the balance shaft assembly.

    GFD624416Courtesy of FORD MOTOR COMPANY
  98. Remove Special Service Tool: 303-507 Timing Peg, Crankshaft TDC.
    GFD623954Courtesy of FORD MOTOR COMPANY
    1. Inspect ridge.
    2. NOTE: Remove the carbon buildup, do not scratch the cylinder wall. Remove all debris from the cylinder.

      Clean with abrasive pad.

    GFD624417Courtesy of FORD MOTOR COMPANY
  99. NOTE: Clearly mark the connecting rods, connecting rod caps and connecting rod bearings in numerical order for correct orientation for reassembly.

    Remove the bolts and the connecting rod caps.

    GFD624418Courtesy of FORD MOTOR COMPANY
  100. NOTE: Do not scratch the cylinder walls or crankshaft journals with the connecting rod.
    NOTE: Do not allow the piston connecting rods to come in contact with the piston cooling jets or engine damage may occur.

    1. NOTE: A commercially available piston rod installer must be used to prevent damage to the crankshaft journal.

      Install a piston rod installer over the crankshaft journal and into the bolt holes of the connecting rod.

    2. Remove the piston through the top of the cylinder block.

    • Repeat the steps for each of the remaining pistons.

    GFD624419Courtesy of FORD MOTOR COMPANY
  101. NOTE: Mark the position of the parts, so they can be installed in their original positions.

    Remove the connecting rod bearings. Inspect the pistons. Refer to: Piston Inspection .

    GFD624420Courtesy of FORD MOTOR COMPANY
  102. Remove the bolts and the main bearing beam.
    Fig 2: Main Bearing Beam Bolts Loosening Sequence
    GFD624421Courtesy of FORD MOTOR COMPANY
  103. NOTE: If the main bearings are being reused, mark them in order for correct orientation and reassembly.

    Remove the main bearing beam bearings.

    GFD624422Courtesy of FORD MOTOR COMPANY
  104. Remove the crankshaft.
    GFD624423Courtesy of FORD MOTOR COMPANY
  105. NOTE: If the main bearings are being reused, mark them in order for correct orientation and reassembly.
    NOTE: The center bulkhead has the thrust bearing.

    Remove the crankshaft main bearings.

    GFD624424Courtesy of FORD MOTOR COMPANY
  106. Remove the bolts and the engine piston oil cooler valves.
    GFD624425Courtesy of FORD MOTOR COMPANY
  107. If necessary, remove and discard the front cylinder block plug.
    GFD624426Courtesy of FORD MOTOR COMPANY
  108. If necessary, remove and discard the rear cylinder block plug.
GFD624427Courtesy of FORD MOTOR COMPANY