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Section 70 (Engine - 6.8L Triton-30V - V10): Disassembly: Engine

WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty and 2018 Ford F-450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

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

Special Tool(s) / General Equipment 

GFD201179Courtesy of FORD MOTOR COMPANY
 100-001 (T50T-100-A) Slide Hammer
GFD201892Courtesy of FORD MOTOR COMPANY
 303-009 (T58P-6316-D) Remover, Crankshaft Vibration Damper
GFD201836Courtesy of FORD MOTOR COMPANY
 303-1039 Compressor, Valve Spring TKIT-2004J-F TKIT-2005U-LM
GFD201894Courtesy of FORD MOTOR COMPANY
 303-107 (T74P-6700-A) Remover, Crankshaft Front Oil Seal
GFD201906Courtesy of FORD MOTOR COMPANY
 303-514 (T95P-6701-AH) Remover, Crankshaft Rear Oil Slinger TKIT-1995-FH/FLMH TKIT-1995-LMH/MH
GFD201244Courtesy of FORD MOTOR COMPANY
 303-519 (T95P-6701-EH) Remover, Crankshaft Rear Oil Seal TKIT-1995-FH/FLMH TKIT-1995-LMH/MH
GFD202208Courtesy of FORD MOTOR COMPANY
 303-572 (T97T-6000-A) Remover/Installer, Cylinder Head TKIT-1997-FLM TKIT-1997-F/FM
GFD201575Courtesy of FORD MOTOR COMPANY
 303-F047 Lifting Bracket, Engine
Floor Crane
Mounting Stand
Plastic Scraper
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: Remove the cylinder heads before removing the crankshaft. Failure to do so can result in engine damage.
NOTE: If the components are to be reinstalled, they must be installed in their original location. Mark the components for installation into their original location.
NOTE: Refer to the exploded view under Engine Component View .
  1. Remove the engine. Refer to: Engine .
  2. Remove the bolts and the flexplate.
    GFD202209Courtesy of FORD MOTOR COMPANY
  3. Remove the engine rear cover plate.
    GFD202210Courtesy of FORD MOTOR COMPANY
  4. Using the special tools, remove and discard the crankshaft oil slinger. Use Special Service Tool: 303-514 (T95P-6701-AH) Remover, Crankshaft Rear Oil Slinger., 100-001 (T50T-100-A) Slide Hammer.
    GFD202211Courtesy of FORD MOTOR COMPANY
  5. Using the special tools, remove and discard the crankshaft rear seal. Use Special Service Tool: 303-519 (T95P-6701-EH) Remover, Crankshaft Rear Oil Seal., 100-001 (T50T-100-A) Slide Hammer.
    GFD202212Courtesy of FORD MOTOR COMPANY
  6. Remove the bolts and the crankshaft rear seal retainer plate.
    GFD202213Courtesy of FORD MOTOR COMPANY
  7. 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. Use a plastic scraping tool to remove all traces of old sealant.

    Clean and inspect the sealing surfaces. Use the General Equipment: Plastic Scraper

    GFD202214Courtesy of FORD MOTOR COMPANY
  8. Install the engine assembly onto a suitable engine stand, Remove the bolts and the Engine Lifting Bracket. Use Special Service Tool: 303-F047 Lifting Bracket, Engine. Use the General Equipment: Floor Crane Use the General Equipment: Mounting Stand
    GFD202215Courtesy of FORD MOTOR COMPANY
  9. NOTE: LH shown, RH similar.

    If equipped.

    • Remove the cylinder block drain plugs and drain the coolant into a suitable container.

    GFD202216Courtesy of FORD MOTOR COMPANY
  10. Remove the bolts and the RH engine mount bracket.

    • Discard the bolts.

    GFD202217Courtesy of FORD MOTOR COMPANY
  11. Remove the bolts and the LH engine mount bracket.

    • Discard the bolts.

    GFD202218Courtesy of FORD MOTOR COMPANY
  12. Remove the bolts and the ignition coil-on-plugs by using a twisting motion while pulling up on the ignition coil-on-plugs.
    GFD202219Courtesy of FORD MOTOR COMPANY
  13. Disconnect the CHT sensor electrical connector.
    GFD202220Courtesy of FORD MOTOR COMPANY
  14. Disconnect the KS electrical connectors and remove the wiring harness.
    GFD202221Courtesy of FORD MOTOR COMPANY
  15. Remove the bolts and the both KS.
    GFD202222Courtesy of FORD MOTOR COMPANY
    • Remove the oil level indicator.

    • Remove the bolts and the oil level indicator tube. Discard the O-ring seal.

    GFD202223Courtesy of FORD MOTOR COMPANY
  17. Remove the bolts and the heat shield.
    GFD202046Courtesy of FORD MOTOR COMPANY
    • Remove the nuts and the LH exhaust manifold.

    • Discard the nuts.

    GFD202224Courtesy of FORD MOTOR COMPANY
  19. Remove and discard the LH exhaust manifold gaskets and studs.
    GFD202225Courtesy of FORD MOTOR COMPANY
  20. Remove the bolts and the heat shield.
    GFD202226Courtesy of FORD MOTOR COMPANY
    • Remove the nuts and the RH exhaust manifold.

    • Discard the nuts.

    GFD202227Courtesy of FORD MOTOR COMPANY
  22. Remove and discard the RH exhaust manifold gaskets and studs.
    GFD202228Courtesy of FORD MOTOR COMPANY
  23. NOTE: The bolts are part of the valve cover and should not be removed.

    Loosen the bolts in sequence shown and remove the RH valve cover.

    GFD202229Courtesy of FORD MOTOR COMPANY
  24. 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. Use a plastic scraping tool to remove all traces of old sealant.

    Clean the valve cover mating surface of the cylinder head. Use the General Equipment: Plastic Scraper

    GFD202230Courtesy of FORD MOTOR COMPANY
  25. NOTE: Clean the valve cover gasket groove with soap and water or a suitable solvent.

    Discard the RH valve cover gasket.

    GFD202231Courtesy of FORD MOTOR COMPANY
  26. NOTE: The bolts are part of the valve cover and should not be removed.

    Loosen the bolts in sequence shown and remove the LH valve cover.

    GFD202232Courtesy of FORD MOTOR COMPANY
  27. 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. Use a plastic scraping tool to remove all traces of old sealant.

    Clean the valve cover mating surface of the cylinder head. Use the General Equipment: Plastic Scraper

    GFD202233Courtesy of FORD MOTOR COMPANY
  28. NOTE: Clean the valve cover gasket groove with soap and water or a suitable solvent.

    Remove and discard the LH valve cover gasket.

    GFD202234Courtesy of FORD MOTOR COMPANY
    1. Remove the bolt and the LH accessory drive belt idler pulley.
    2. Remove the bolts and the coolant pump pulley.
    GFD202235Courtesy of FORD MOTOR COMPANY
  30. Remove the bolts and the accessory drive belt tensioner.
    GFD202236Courtesy of FORD MOTOR COMPANY
    • Remove the crankshaft pulley bolt and washer.

    • Discard the crankshaft pulley bolt.

    GFD202237Courtesy of FORD MOTOR COMPANY
  32. Using the special tool, remove the crankshaft pulley. Use Special Service Tool: 303-009 (T58P-6316-D) Remover, Crankshaft Vibration Damper.
    GFD202238Courtesy of FORD MOTOR COMPANY
  33. Using the special tool, remove and discard the crankshaft front seal. Use Special Service Tool: 303-107 (T74P-6700-A) Remover, Crankshaft Front Oil Seal.
    GFD201899Courtesy of FORD MOTOR COMPANY
  34. Remove the bolts and the coolant pump.
    GFD202239Courtesy of FORD MOTOR COMPANY
  35. Remove the front side oil pan bolts.
    GFD202240Courtesy of FORD MOTOR COMPANY
  36. Remove the engine cover bolts and stud bolts.
    GFD202241Courtesy of FORD MOTOR COMPANY
  37. Remove the engine front cover from the front cover to cylinder block dowel.
    GFD202242Courtesy of FORD MOTOR COMPANY
  38. Remove and discard the engine front cover gaskets.
    GFD202243Courtesy of FORD MOTOR COMPANY
  39. NOTE: Only use hand tools to loosen the camshaft sprocket bolt or damage to the camshaft or camshaft sprocket may occur.

    Loosen the RH camshaft sprocket bolt one full turn.

    GFD202120Courtesy of FORD MOTOR COMPANY
  40. NOTE: Only use hand tools to loosen the camshaft sprocket bolt or damage to the camshaft or camshaft sprocket may occur.

    Loosen the LH camshaft sprocket bolt one full turn.

    GFD202121Courtesy of FORD MOTOR COMPANY
  41. NOTE: The balance shaft bearing caps must be installed in their original locations. Record camshaft bearing cap locations.

    Remove the bolts in sequence shown and then the balance shaft bearing caps.

    GFD202244Courtesy of FORD MOTOR COMPANY
  42. Remove the balance shaft.
    GFD202245Courtesy of FORD MOTOR COMPANY
  43. Remove the crankshaft sensor ring from the crankshaft.
    GFD202122Courtesy of FORD MOTOR COMPANY
  44. Position the crankshaft keyway at the 12 o'clock position.
    GFD202123Courtesy of FORD MOTOR COMPANY
  45. NOTE: If the camshaft lobes are not exactly positioned as shown, the crankshaft will require one full additional rotation to 12 o'clock.

    The number 1 cylinder camshaft exhaust lobe must be coming up on the exhaust stroke. Verify by noting the position of the 2 intake camshaft lobes and the exhaust lobe on the number 1 cylinder.

    GFD202246Courtesy of FORD MOTOR COMPANY
  46. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations.

    Remove only the 3 camshaft roller followers shown in the illustration from the RH cylinder head.

    GFD202247Courtesy of FORD MOTOR COMPANY
  47. NOTE: It may be necessary to push the valve down while compressing the spring.

    Using the Valve Spring Compressor, remove the 3 camshaft roller followers designated in the previous step from the RH cylinder head. Use Special Service Tool: 303-1039 Compressor, Valve Spring.

    GFD202126Courtesy of FORD MOTOR COMPANY
  48. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations.

    Remove only the 4 camshaft roller followers shown in the illustration from the LH cylinder head.

    GFD202248Courtesy of FORD MOTOR COMPANY
  49. NOTE: It may be necessary to push the valve down while compressing the spring.

    Using the Valve Spring Compressor, remove the 4 camshaft roller followers designated in the previous step from the LH cylinder head. Use Special Service Tool: 303-1039 Compressor, Valve Spring.

    GFD202249Courtesy of FORD MOTOR COMPANY
  50. NOTE: The crankshaft cannot be moved past the 6 o'clock position once set or engine damage may occur.

    Rotate the crankshaft clockwise and position the crankshaft keyway at the 6 o'clock position.

    GFD202127Courtesy of FORD MOTOR COMPANY
  51. NOTE: If one or both of the tensioner mounting bolts are loosened or removed, the tensioner-sealing bead must be inspected for seal integrity. If cracks, tears, separation from the tensioner body or permanent compression of the seal bead is observed, install a new tensioner or engine damage may occur.

    Remove the bolts, the LH timing chain tensioner and tensioner arm.

    GFD202128Courtesy of FORD MOTOR COMPANY
  52. NOTE: If one or both of the tensioner mounting bolts are loosened or removed, the tensioner-sealing bead must be inspected for seal integrity. If cracks, tears, separation from the tensioner body or permanent compression of the seal bead is observed, install a new tensioner or engine damage may occur.

    Remove the bolts, the RH timing chain tensioner and tensioner arm.

    GFD202129Courtesy of FORD MOTOR COMPANY
    • Remove the RH timing chain from the crankshaft and camshaft sprocket.

    • Remove the LH timing chain from the crankshaft and camshaft sprocket.

    GFD202250Courtesy of FORD MOTOR COMPANY
  54. Remove the bolts and the timing chain guides.
    GFD202251Courtesy of FORD MOTOR COMPANY
  55. Remove the bolt and the RH camshaft sprocket.

    • Discard the bolt.

    GFD202132Courtesy of FORD MOTOR COMPANY
  56. Remove the bolt and the LH camshaft sprocket.

    • Discard the bolt.

    GFD202133Courtesy of FORD MOTOR COMPANY
  57. Remove the balance shaft drive gear from the LH camshaft.
    GFD202134Courtesy of FORD MOTOR COMPANY
  58. NOTE: Remove the front thrust camshaft bearing cap straight upward from the bearing towers, or the bearing cap may be damaged from side loading.

    Remove the bolts and the RH camshaft front bearing cap.

    GFD202252Courtesy of FORD MOTOR COMPANY
  59. NOTE: The camshaft bearing caps must be installed in their original locations. Record camshaft bearing cap locations or engine damage may occur.

    Remove the bolts in sequence shown and remove the RH cylinder head camshaft bearing caps.

    GFD202253Courtesy of FORD MOTOR COMPANY
  60. Clean and inspect the RH camshaft bearing caps.

    • The camshaft front thrust bearing cap contains an oil metering groove. Make sure the groove is free of foreign material.

    GFD202254Courtesy of FORD MOTOR COMPANY
  61. Remove the RH camshaft.
    GFD202137Courtesy of FORD MOTOR COMPANY
  62. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations

    Remove all of the remaining roller followers from the RH cylinder head.

    GFD202138Courtesy of FORD MOTOR COMPANY
  63. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations

    Remove the hydraulic lash adjusters from the RH cylinder head.

    GFD202255Courtesy of FORD MOTOR COMPANY
  64. NOTE: Remove the front thrust camshaft bearing cap straight upward from the bearing towers, or the bearing cap may be damaged from side loading.

    Remove the bolts and the LH camshaft front bearing cap.

    GFD202256Courtesy of FORD MOTOR COMPANY
  65. NOTE: The camshaft bearing caps must be installed in their original locations. Record camshaft bearing cap locations or engine damage may occur.

    Remove the bolts in the sequence shown and remove the LH cylinder head camshaft bearing caps.

    GFD202257Courtesy of FORD MOTOR COMPANY
  66. Clean and inspect the LH camshaft bearing caps.

    • The camshaft front thrust bearing cap contains an oil metering groove. Make sure the groove is free of foreign material.

    GFD202254Courtesy of FORD MOTOR COMPANY
  67. Remove the LH camshaft.
    GFD202139Courtesy of FORD MOTOR COMPANY
  68. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations

    Remove all of the remaining roller followers from the LH cylinder head.

    GFD202140Courtesy of FORD MOTOR COMPANY
  69. NOTE: If the components are to be reinstalled, they must be installed in their original locations or engine damage may occur. Mark the components for installation into their original locations

    Remove the hydraulic lash adjusters from the LH cylinder head.

    GFD202258Courtesy of FORD MOTOR COMPANY
  70. Install the special tool onto the LH cylinder head. Use Special Service Tool: 303-572 (T97T-6000-A) Remover/Installer, Cylinder Head.
    GFD202259Courtesy of FORD MOTOR COMPANY
  71. Install the special tool onto the RH cylinder head. Use Special Service Tool: 303-572 (T97T-6000-A) Remover/Installer, Cylinder Head.
    GFD202260Courtesy of FORD MOTOR COMPANY
  72. NOTE: The cylinder head must be cool before removing it from the engine. Cylinder head warpage can result if a warm or hot cylinder head is removed.
    NOTE: Place clean shop towels over exposed engine cavities. Carefully remove the towels so foreign material is not dropped into the engine or engine damage may occur.
    NOTE: The cylinder head bolts must be discarded and new bolts must be installed or engine damage may occur. They are a tighten-to-yield design and cannot be reused.
    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.
    NOTE: Aluminum surfaces are soft and can be scratched easily. Never place the cylinder head gasket surface, unprotected, on a bench surface or cylinder head damage may occur.
    NOTE: LH shown, RH similar.

    Remove the bolts and the cylinder head.

    • Discard the bolts.

    GFD202261Courtesy of FORD MOTOR COMPANY
  73. Remove and discard the cylinder head gasket.
    GFD202262Courtesy of FORD MOTOR COMPANY
  74. NOTE: LH shown, RH similar.

    Remove the dowels.

    GFD202263Courtesy of FORD MOTOR COMPANY
  75. 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.
    NOTE: Clean the cylinder head bolt holes in the cylinder block using compressed air. Make sure all coolant, oil or other foreign material is removed.
    NOTE: LH shown, RH similar.

    Clean and inspect the cylinder head-to-cylinder block mating surfaces of both the cylinder heads and the cylinder block.

    GFD202264Courtesy of FORD MOTOR COMPANY
  76. NOTE: LH shown, RH similar.

    Check the cylinder block distortion, paying particular attention to the oil pressure feed area. Refer to: Cylinder Block Distortion .

    GFD202265Courtesy of FORD MOTOR COMPANY
  77. NOTE: LH shown, RH similar.

    Support the cylinder head on a bench with the head gasket side up. Check the cylinder head distortion, paying particular attention to the oil pressure feed area. Refer to: Cylinder Head Distortion .

    GFD202266Courtesy of FORD MOTOR COMPANY
  78. Remove the bolts and nut retaining the oil filter adapter to the cylinder block. Remove the oil filter adapter and clean the gasket surface.
    GFD202267Courtesy of FORD MOTOR COMPANY
  79. Remove the bolts and the oil pan.
    GFD202268Courtesy of FORD MOTOR COMPANY
  80. Remove the bolts, the oil pump screen and pickup tube.
    GFD202269Courtesy of FORD MOTOR COMPANY
  81. Remove the spacer.
    GFD202270Courtesy of FORD MOTOR COMPANY
    • Remove and discard the oil pan gasket.

    • Remove and discard the oil pump screen and pickup tube O-ring seal.

    GFD202271Courtesy of FORD MOTOR COMPANY
  83. 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 and inspect the oil pan and mating surface of the engine block.

    GFD202272Courtesy of FORD MOTOR COMPANY
  84. Remove the bolts and the oil pump.
    GFD202273Courtesy of FORD MOTOR COMPANY
  85. NOTE: Make sure connecting rods and rod caps are numbered, to retain correct orientation.
    NOTE: Rotate the crankshaft so that the connecting rod is at bottom dead center.

    Remove the bolts and the connecting rod cap.

    • Discard the bolts.

    GFD202274Courtesy of FORD MOTOR COMPANY
  86. NOTE: Do not scratch the cylinder walls or the crankshaft journals with the connecting rod, or engine damage may occur.

    Remove the piston and connecting rod assembly.

    GFD202275Courtesy of FORD MOTOR COMPANY
  87. Repeat the previous 2 steps for each of the remaining pistons.
  88. Disassemble the 10 pistons. Refer to: Piston .
  89. Remove and discard the LH cross-mounted bolts.
    GFD202276Courtesy of FORD MOTOR COMPANY
  90. Remove and discard the RH cross-mounted bolts.
    GFD202277Courtesy of FORD MOTOR COMPANY
    • Remove the crankshaft main bearing cap bolts.

    • Remove the crankshaft main bearing caps from the cylinder block.

    • Remove the main bearing cap dowel pins.

    GFD202278Courtesy of FORD MOTOR COMPANY
  92. NOTE: Only the number 6 crankshaft main bearing cap has a thrust washer.

    • Remove and discard the lower crankshaft main bearing thrust washer.

    • Remove and discard the lower crankshaft main bearings from the crankshaft main bearing caps.

    GFD202279Courtesy of FORD MOTOR COMPANY
  93. Remove the crankshaft from the cylinder block.
    GFD202280Courtesy of FORD MOTOR COMPANY
    • Remove and discard the upper crankshaft main bearing thrust washers.

    • Remove and discard the upper crankshaft main bearings from the cylinder block.

GFD202281Courtesy of FORD MOTOR COMPANY
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