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Home >> Ford >> 2018 >> Transit-350 Base, Van Cargo Extended, 3.2L Eng VIN V >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine - 3.7L DURATEC (199KW/270PS)) >> Disassembly >> Engine

Section 14 (Engine - 3.7L DURATEC (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 

GFD309202Courtesy of FORD MOTOR COMPANY
 205-142 (T80T-4000-J)
Installer, Differential Bearing Cone
GFD309309Courtesy of FORD MOTOR COMPANY
 205-150 (T80T-4000-S)
Installer, Spindle Bearing
GFD309310Courtesy of FORD MOTOR COMPANY
 205-153 (T80T-4000-W)
Handle
GFD309266Courtesy of FORD MOTOR COMPANY
 303-1245
Engine Lift Eye
TKIT-2006UF-FLM
TKIT-2006UF-ROW
GFD309204Courtesy of FORD MOTOR COMPANY
 303-1247
VCT Spark Plug Tube Seal Remover and Installer
TKIT-2006UF-FLM
TKIT-2006UF-ROW
GFD308918Courtesy of FORD MOTOR COMPANY
 303-1248
Camshaft holding tools
TKIT-2006UF-FLM
TKIT-2006UF-ROW
GFD308919Courtesy of FORD MOTOR COMPANY
 303-1530
Tool, Chain Tensioner Hold Down
TKIT-2010A-F
TKIT-2010A-LM
TKIT-2010A-ROW
GFD308947Courtesy of FORD MOTOR COMPANY
 303-409 (T92C-6700-CH)
Remover, Crankshaft Seal
TKIT-1992-FH/FMH/FLMH
TKIT-1993-LMH/MH
Floor Crane
Three Leg Puller
Mounting Stand
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.
NOTE: If the cylinder head(s) is replaced, a new secondary timing chain tensioner will need to be installed.
NOTE: Refer to Engine Component View .
  1. Remove the bolts and the flexplate.
    GFD309311Courtesy of FORD MOTOR COMPANY
  2. Remove the crankshaft sensor ring and the engine-to-transmission spacer plate.
    GFD308956Courtesy of FORD MOTOR COMPANY
  3. NOTE: Install the engine stand bolts into the cylinder block only. Do not install the bolts into the oil pan.

    Mount the engine to the mounting stand. Use the General Equipment: Mounting Stand

    GFD309312Courtesy of FORD MOTOR COMPANY
  4. Remove the floor crane. Use the General Equipment: Floor Crane
    GFD309307Courtesy of FORD MOTOR COMPANY
  5. Remove the LH engine lift eye. Use Special Service Tool: 303-1245 Engine Lift Eye.
    GFD309313Courtesy of FORD MOTOR COMPANY
  6. Remove the bolts and the LH engine mount bracket.
    GFD309314Courtesy of FORD MOTOR COMPANY
  7. Remove the bolts and the RH engine mount bracket.
    GFD309315Courtesy of FORD MOTOR COMPANY
  8. Disconnect the quick release connector, retainer and remove the coolant tube.
    GFD309316Courtesy of FORD MOTOR COMPANY
    • Remove the crankshaft pulley bolt and washer.

    • Discard the bolt.

    GFD309317Courtesy of FORD MOTOR COMPANY
  10. NOTE: Use a three leg puller (such as Matco Tools® MST9740D, or equivalent).

    Using a three leg puller, remove the crankshaft pulley. Use the General Equipment: Three Leg Puller

    GFD309318Courtesy of FORD MOTOR COMPANY
  11. Using the special tool, remove and discard the crankshaft front seal. Use Special Service Tool: 303-409 (T92C-6700-CH) Remover, Crankshaft Seal.
    GFD309319Courtesy of FORD MOTOR COMPANY
  12. Remove the bolts, coolant pump pulley and the accessory drive belt tensioner.
    GFD309320Courtesy of FORD MOTOR COMPANY
  13. Remove the crankcase vent tube.
    GFD309321Courtesy of FORD MOTOR COMPANY
  14. Remove the PCV tube.
    GFD309322Courtesy of FORD MOTOR COMPANY
  15. Remove the bolts and the upper intake manifold support bracket.
    GFD309323Courtesy of FORD MOTOR COMPANY
  16. Remove the nut, bolt and the heat shield.
    GFD309324Courtesy of FORD MOTOR COMPANY
  17. Remove the wiring harness retainer stud bolt.
    GFD309325Courtesy of FORD MOTOR COMPANY
  18. Remove the wiring harness grommet.
    GFD309326Courtesy of FORD MOTOR COMPANY
    • Disconnect the CKP sensor electrical connector.

    • Remove the bolt and the CKP sensor.

    GFD309327Courtesy of FORD MOTOR COMPANY
    • Disconnect the KS sensor electrical connector.

    • Disconnect the CMP sensor electrical connectors.

    • Detach the wiring harness retainers.

    GFD309328Courtesy of FORD MOTOR COMPANY
    • Slide the insulator off the oil pressure switch.

    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD309329Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers.

    GFD309330Courtesy of FORD MOTOR COMPANY
  23. Disconnect the MAPT sensor electrical connector and wiring harness retainer.
    GFD309331Courtesy of FORD MOTOR COMPANY
  24. NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.

    Remove the bolts and the upper intake manifold.

    GFD309332Courtesy of FORD MOTOR COMPANY
  25. Remove and discard the upper intake manifold gasket.
    GFD309198Courtesy of FORD MOTOR COMPANY
    • Disconnect the wiring harness electrical connectors.

    • Detach the wiring harness retainers and remove the engine wiring harness.

    GFD309333Courtesy of FORD MOTOR COMPANY
    • NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.

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

    • Remove the oil level indicator.

    GFD309334Courtesy of FORD MOTOR COMPANY
  28. Inspect the coil seals for rips, nicks or tears.
    GFD309335Courtesy of FORD MOTOR COMPANY
  29. NOTE: While removing the valve cover do not apply excessive force to the VCT oil control solenoid or damage may occur.
    NOTE: If the VCT oil control solenoid sticks to the VCT seal, carefully wiggle the valve cover until the bond breaks free or damage to the VCT seal and VCT oil control solenoid may occur.

    Loosen the bolts and the valve cover.

    GFD309336Courtesy of FORD MOTOR COMPANY
  30. Discard the gasket.
    GFD309208Courtesy of FORD MOTOR COMPANY
  31. NOTE: Inspect the VCT solenoid seals. Remove any damaged seals.

    Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-142 (T80T-4000-J) Installer, Differential Bearing Cone, 205-153 (T80T-4000-W) Handle.

    GFD309209Courtesy of FORD MOTOR COMPANY
  32. NOTE: Inspect the spark plug tube seals. Remove any damaged seals.

    Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-153 (T80T-4000-W) Handle, 303-1247 VCT Spark Plug Tube Seal Remover and Installer.

    GFD309210Courtesy of FORD MOTOR COMPANY
  33. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309211Courtesy of FORD MOTOR COMPANY
  34. NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.

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

    GFD309337Courtesy of FORD MOTOR COMPANY
  35. Inspect the coil seals for rips, nicks or tears.
    GFD309335Courtesy of FORD MOTOR COMPANY
  36. NOTE: While removing the valve cover do not apply excessive force to the VCT oil control solenoid or damage may occur.
    NOTE: If the VCT oil control solenoid sticks to the VCT seal, carefully wiggle the valve cover until the bond breaks free or damage to the VCT seal and VCT oil control solenoid may occur.

    Loosen the bolts and remove the valve cover.

    GFD309338Courtesy of FORD MOTOR COMPANY
  37. Discard the gasket.
    GFD309222Courtesy of FORD MOTOR COMPANY
  38. NOTE: Inspect the VCT solenoid seals. Remove any damaged seals.

    Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-142 (T80T-4000-J) Installer, Differential Bearing Cone, 205-153 (T80T-4000-W) Handle.

    GFD309223Courtesy of FORD MOTOR COMPANY
  39. NOTE: Inspect the spark plug tube seals. Remove any damaged seals.

    Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-153 (T80T-4000-W) Handle, 303-1247 VCT Spark Plug Tube Seal Remover and Installer.

    GFD309224Courtesy of FORD MOTOR COMPANY
  40. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309225Courtesy of FORD MOTOR COMPANY
  41. Remove the bolts and the A/C compressor.
    GFD309339Courtesy of FORD MOTOR COMPANY
  42. Remove the bolts and the generator.
    GFD309340Courtesy of FORD MOTOR COMPANY
  43. Remove the generator stud bolt.
    GFD309341Courtesy of FORD MOTOR COMPANY
  44. Remove the bolts and the LH exhaust manifold heat shield.
    GFD309342Courtesy of FORD MOTOR COMPANY
    • Remove the nuts and the LH exhaust manifold.

    • Discard the nuts.

    GFD309343Courtesy of FORD MOTOR COMPANY
  46. Clean and inspect the exhaust manifold. Refer to: Exhaust Manifold Cleaning and Inspection .
  47. Remove and discard the LH exhaust manifold gasket and studs.
    GFD309344Courtesy of FORD MOTOR COMPANY
  48. NOTE: If metal or aluminum material is present in the oil cooler, mechanical concerns exist. Failure to correct these concerns may cause engine failure.

    • Remove the bolt and the oil cooler.

    • Discard the oil cooler.

    GFD309345Courtesy of FORD MOTOR COMPANY
  49. Remove the bolts and the oil filter adapter.
    GFD309346Courtesy of FORD MOTOR COMPANY
  50. Inspect and replace if necessary.
    GFD309347Courtesy of FORD MOTOR COMPANY
  51. Remove the bolts and the RH exhaust manifold heat shield.
    GFD309348Courtesy of FORD MOTOR COMPANY
    • Remove the nuts and the RH exhaust manifold.

    • Discard the nuts.

    GFD309349Courtesy of FORD MOTOR COMPANY
  53. Remove and discard the RH exhaust manifold gasket and studs.
    GFD309350Courtesy of FORD MOTOR COMPANY
  54. Clean and inspect the exhaust manifold. Refer to: Exhaust Manifold Cleaning and Inspection .
  55. Remove the bolts and the RH lift eye.
    GFD309351Courtesy of FORD MOTOR COMPANY
  56. Remove the LH block coolant drain plug and allow coolant to drain from the cylinder block.
    GFD309352Courtesy of FORD MOTOR COMPANY
  57. Remove the RH block coolant drain plug and allow coolant to drain from the cylinder block.
    GFD309353Courtesy of FORD MOTOR COMPANY
  58. Remove the bolts and the CMP sensors.
    GFD309354Courtesy of FORD MOTOR COMPANY
  59. Remove the bolts and the thermostat housing.
    GFD309355Courtesy of FORD MOTOR COMPANY
  60. Inspect and replace if necessary.
    GFD309084Courtesy of FORD MOTOR COMPANY
  61. Remove and discard the thermostat housing O-ring seal.
    GFD309356Courtesy of FORD MOTOR COMPANY
  62. Remove the fuel rail sound insulators.
    GFD309357Courtesy of FORD MOTOR COMPANY
  63. Remove the bolts and the lower intake manifold.
    GFD309358Courtesy of FORD MOTOR COMPANY
  64. Remove and discard the lower intake manifold gaskets.
    GFD309359Courtesy of FORD MOTOR COMPANY
  65. Remove the foam insulator.
    GFD309360Courtesy of FORD MOTOR COMPANY
  66. Disconnect the CHT sensor electrical connector.
    GFD309361Courtesy of FORD MOTOR COMPANY
  67. Remove the bolts and the coolant pump.
    GFD309362Courtesy of FORD MOTOR COMPANY
  68. Remove and discard the coolant pump gasket and O-ring seal.
    GFD309363Courtesy of FORD MOTOR COMPANY
  69. Remove the bolts.
    GFD309364Courtesy of FORD MOTOR COMPANY
  70. Using a pry tool, locate the 5 pry pads shown and pry the engine front cover loose and remove.
    GFD309365Courtesy of FORD MOTOR COMPANY
  71. Using the special tools, remove the engine front cover to coolant pipe seal. Use Special Service Tool: 205-150 (T80T-4000-S) Installer, Spindle Bearing, 205-153 (T80T-4000-W) Handle.
    GFD309366Courtesy of FORD MOTOR COMPANY
  72. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309367Courtesy of FORD MOTOR COMPANY
  73. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309368Courtesy of FORD MOTOR COMPANY
  74. NOTE: Rotate the crankshaft in a clockwise direction only.

    Rotate the crankshaft clockwise and align the timing marks on the intake VCT units as shown.

    GFD309369Courtesy of FORD MOTOR COMPANY
  75. Remove the bolts and the LH oil tube.
    GFD309370Courtesy of FORD MOTOR COMPANY
  76. NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.

    Install Special Service Tool: 303-1248 Camshaft holding tools.

    GFD309151Courtesy of FORD MOTOR COMPANY
  77. Remove the bolts and the RH oil tube.
    GFD309371Courtesy of FORD MOTOR COMPANY
  78. NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.

    Install Special Service Tool: 303-1248 Camshaft holding tools.

    GFD309372Courtesy of FORD MOTOR COMPANY
    NOTE: The following 3 steps are for primary timing chains that the colored links are not visible. 
  79. Mark the timing chain link that aligns with the timing mark on the LH intake VCT unit as shown.
    GFD309153Courtesy of FORD MOTOR COMPANY
  80. Mark the timing chain link that aligns with the timing mark on the RH intake VCT unit as shown.
    GFD309154Courtesy of FORD MOTOR COMPANY
  81. NOTE: The crankshaft sprocket timing mark should be between the colored links.

    Mark the timing chain links that aligns with the timing mark on the crankshaft sprocket as shown.

    GFD309155Courtesy of FORD MOTOR COMPANY
  82. Remove the bolts and the timing chain tensioner.
    GFD309156Courtesy of FORD MOTOR COMPANY
  83. Remove the timing chain tensioner arm.
    GFD309157Courtesy of FORD MOTOR COMPANY
  84. Remove the bolts and the lower LH timing chain guide.
    GFD309158Courtesy of FORD MOTOR COMPANY
  85. NOTE: Removal of the VCT oil control solenoid will aid in the removal of the timing chain.
    NOTE: A slight twisting motion will aid in the removal of the VCT oil control solenoids.
    NOTE: Keep the VCT oil control solenoid clean of dirt and debris.

    Remove the bolts and the VCT oil control solenoids.

    GFD309373Courtesy of FORD MOTOR COMPANY
  86. Remove the timing chain.
    GFD309374Courtesy of FORD MOTOR COMPANY
  87. Remove the crankshaft sprocket.
    GFD309185Courtesy of FORD MOTOR COMPANY
  88. NOTE: Do not use power tools to remove the bolt or damage to the LH primary timing chain guide may occur.

    Remove the bolt and the upper LH timing chain guide.

    GFD309375Courtesy of FORD MOTOR COMPANY
  89. NOTE: The VCT oil control solenoids are removed for clarity.

    Install Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.

    GFD309232Courtesy of FORD MOTOR COMPANY
  90. Remove and discard the LH VCT unit bolts.
    GFD309233Courtesy of FORD MOTOR COMPANY
  91. Remove the LH VCT units and secondary timing chain.
    GFD309234Courtesy of FORD MOTOR COMPANY
  92. Remove Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
    GFD309235Courtesy of FORD MOTOR COMPANY
  93. Remove Special Service Tool: 303-1248 Camshaft holding tools.
    GFD308921Courtesy of FORD MOTOR COMPANY
  94. NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.
    NOTE: Mark the exhaust and intake camshafts for installation into their original locations.

    Remove the bolts, camshaft caps and the camshafts.

    GFD309376Courtesy of FORD MOTOR COMPANY
  95. NOTE: The VCT oil control solenoids are removed for clarity.

    Install Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.

    GFD309239Courtesy of FORD MOTOR COMPANY
  96. Remove and discard the RH VCT unit bolts.
    GFD309240Courtesy of FORD MOTOR COMPANY
  97. Remove the RH VCT units and secondary timing chain.
    GFD309241Courtesy of FORD MOTOR COMPANY
  98. Remove Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
    GFD309242Courtesy of FORD MOTOR COMPANY
  99. Remove Special Service Tool: 303-1248 Camshaft holding tools.
    GFD308924Courtesy of FORD MOTOR COMPANY
  100. NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.
    NOTE: Mark the exhaust and intake camshafts for installation into their original locations.

    Remove the bolts, camshaft caps and the camshafts.

    GFD309377Courtesy of FORD MOTOR COMPANY
  101. NOTE: Do not use power tools to remove the bolt or damage to the RH primary timing chain guide may occur.

    Remove the bolt and the RH timing chain guide.

    GFD308998Courtesy of FORD MOTOR COMPANY
  102. NOTE: If the components are to be reinstalled, they must be installed in the same positions. Mark the components for installation into their original locations.
    NOTE: RH shown, LH similar.

    Remove the valve tappets from the cylinder heads.

    GFD309378Courtesy of FORD MOTOR COMPANY
  103. Inspect and install new components as necessary.
    GFD309379Courtesy of FORD MOTOR COMPANY
  104. Remove and discard the M6 bolt.
    GFD309380Courtesy of FORD MOTOR COMPANY
  105. NOTE: Place clean shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    NOTE: Aluminum surfaces are soft and can be scratched easily. Never place the cylinder head gasket surface, unprotected, on a bench surface
    NOTE: The cylinder head bolts must be discarded and new bolts must be installed. They are tighten-to-yield designed and cannot be reused.

    • Remove and discard the bolts from the cylinder head.

    • Remove the cylinder head.

    GFD309381Courtesy of FORD MOTOR COMPANY
  106. 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.

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

    GFD309382Courtesy of FORD MOTOR COMPANY
  107. Remove and discard the cylinder head gasket.
    GFD309005Courtesy of FORD MOTOR COMPANY
  108. NOTE: Place clean, lint-free shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    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.

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

    GFD309383Courtesy of FORD MOTOR COMPANY
  109. Remove and discard the M6 bolt.
    GFD309384Courtesy of FORD MOTOR COMPANY
  110. NOTE: Place clean shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    NOTE: Aluminum surfaces are soft and can be scratched easily. Never place the cylinder head gasket surface, unprotected, on a bench surface
    NOTE: The cylinder head bolts must be discarded and new bolts must be installed. They are tighten-to-yield designed and cannot be reused.

    • Remove and discard the bolts from the cylinder head.

    • Remove the cylinder head.

    GFD309385Courtesy of FORD MOTOR COMPANY
  111. 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.

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

    GFD309386Courtesy of FORD MOTOR COMPANY
  112. Remove and discard the cylinder head gasket.
    GFD309387Courtesy of FORD MOTOR COMPANY
  113. NOTE: Place clean, lint-free shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine. Any foreign material (including any material created while cleaning gasket surfaces) that enters the oil passages or the oil pan, may cause engine failure.
    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.

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

    GFD309388Courtesy of FORD MOTOR COMPANY
  114. Support the cylinder head on a bench with the head gasket side up. Check the cylinder head distortion. Refer to: Cylinder Head Distortion .
  115. Remove the bolts and the KS.
    GFD309389Courtesy of FORD MOTOR COMPANY
  116. Remove the bolts and the channel cover plate.
    GFD309390Courtesy of FORD MOTOR COMPANY
  117. Inspect and replace if necessary.
    GFD309391Courtesy of FORD MOTOR COMPANY
  118. Remove the oil pan bolts.
    GFD309392Courtesy of FORD MOTOR COMPANY
  119. Using a pry tool, locate the pry pads at the LH and RH side of the oil pan and pry the oil pan loose and remove.
    GFD309393Courtesy of FORD MOTOR COMPANY
  120. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309172Courtesy of FORD MOTOR COMPANY
  121. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309394Courtesy of FORD MOTOR COMPANY
  122. Remove the bolts and the oil pump screen and the pickup tube.
    GFD309395Courtesy of FORD MOTOR COMPANY
  123. Remove and discard the oil pump screen and the pickup tube O-ring seal.
    GFD309175Courtesy of FORD MOTOR COMPANY
  124. Remove the bolts and the oil pump.
    GFD309396Courtesy of FORD MOTOR COMPANY
    • Remove the bolts and the crankshaft rear seal.

    • Discard the crankshaft rear seal.

    GFD309397Courtesy of FORD MOTOR COMPANY
  126. Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation .
    GFD309398Courtesy of FORD MOTOR COMPANY
  127. Inspect and clean the specified component with a abrasive pad.
    GFD309399Courtesy of FORD MOTOR COMPANY
  128. NOTE: Early build engines have a 13 mm bolt head with coarse threads for the main bearing caps. Late build engines have a 15 mm bolt head with fine threads for the main bearing caps.

    • Remove and discard the bolts in the sequence shown.

    • Remove the main bearing cap support brace.

    Fig 1: Main Bearing Cap Support Brace Loosening Sequence
    GFD309400Courtesy of FORD MOTOR COMPANY
  129. NOTE: The connecting rod cap bolts are a torque-to-yield design. The original connecting rod cap bolts will be used when measuring the connecting rod large end bore during assembly. The connecting rod cap bolts will be discarded after measurement.
    NOTE: Clearly mark the position and orientation of the connecting rods, connecting rod caps and connecting rod bearings for reassembly.

    Remove the connecting rod cap bolts and caps.

    GFD309401Courtesy of FORD MOTOR COMPANY
  130. NOTE: Do not scratch the cylinder walls or crankshaft journals with the connecting rod while removing the pistons.

    Remove the piston/rod assembly from the engine block.

    GFD309402Courtesy of FORD MOTOR COMPANY
  131. Inspect the pistons. Refer to: Piston Inspection .
  132. NOTE: Early build engines have a 13 mm bolt head with coarse threads for the main bearing caps. Late build engines have a 15 mm bolt head with fine threads for the main bearing caps. The main bearing cap side bolts remain the same.
    NOTE: Clearly mark the position and orientation of the main bearing caps for reassembly.

    Remove and discard the bolts in the sequence shown.

    Fig 2: Main Bearing Loosening Sequence
    GFD309403Courtesy of FORD MOTOR COMPANY
  133. NOTE: If the main bearings are being reused, mark them for correct position and orientation for reassembly.
    NOTE: Note the position of the thrust washer on the outside of the No. 4 rear main bearing cap.

    Remove the main bearing caps.

    GFD309404Courtesy of FORD MOTOR COMPANY
  134. Remove the lower crankshaft thrust washer from the back side of the No. 4 rear main bearing cap.
    GFD309405Courtesy of FORD MOTOR COMPANY
  135. NOTE: If the main bearings are being reused, mark them for correct position and orientation for reassembly.

    Remove the crankshaft main bearings from the main bearing caps.

    GFD309406Courtesy of FORD MOTOR COMPANY
  136. NOTE: Note the position of the 2 thrust washers on the inside and outside of the rear main bearing bulkhead.

    Remove the crankshaft.

    GFD309407Courtesy of FORD MOTOR COMPANY
  137. Remove the crankshaft thrust bearings from the rear main bearing bulkhead.
    GFD309408Courtesy of FORD MOTOR COMPANY
  138. NOTE: If the main bearings are being reused, mark them for correct position and orientation for reassembly.

    Remove the crankshaft main bearings from the cylinder block.

    GFD309409Courtesy of FORD MOTOR COMPANY
  139. Using a hexagonal screwdriver, remove the piston oil cool valves.
    GFD309410Courtesy of FORD MOTOR COMPANY
  140. Inspect the cylinder block distortion. Refer to: Cylinder Block Distortion .
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