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Cylinder Head: Disassembly

WARNING: This page is about a different car, the 2003 Ford RV Cutaway, 2003 Ford Econoline, 2003 Ford E550 Super Duty, 2003 Ford E450 Super Duty, and 2003 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Cylinder head machining or milling is not authorized by the Ford Motor Company. Cylinder head flatness must be within 0.0254 mm (0.001 in) across a 38.1 mm (1.5 in) square area.
CAUTION: Place the cylinder head on a cardboard or wood surface to prevent damage to the joint face.

    CYLINDER HEADS REMOVED IN-VEHICLE 

  1. Remove the special tool from the camshaft.
    Fig 1: Removing Special Tool From Camshaft
    G01537434Courtesy of FORD MOTOR CO.
    2. CAUTION: Do not remove the camshaft before removing the roller followers.
    Fig 2: Installing Special Tool Between Valve Spring Coils for Preventing Valve Stem Seal Damage
    G01537435Courtesy of FORD MOTOR CO.
  2. Install the special tool between the valve spring coils to prevent valve stem seal damage.
    3. NOTE: The camshaft roller followers must be reinstalled in their original locations. Record the camshaft roller follower locations.
    Fig 3: Removing Camshaft Roller Followers
    G01537436Courtesy of FORD MOTOR CO.
  3. Use the special tool to compress the valve springs, and remove the camshaft roller followers.

    4. ALL CYLINDER HEADS 

    NOTE: The hydraulic lash adjusters must be reinstalled in their original locations. Record the hydraulic lash adjuster locations.
    Fig 4: Removing Hydraulic Lash Adjusters
    G01537437Courtesy of FORD MOTOR CO.
  4. Remove the hydraulic lash adjusters.
  5. Install the special tool between the valve spring coils to prevent valve stem seal damage.
    Fig 5: Installing Special Tool Between Valve Spring Coils for Preventing Valve Stem Seal Damage
    G01537438Courtesy of FORD MOTOR CO.
  6. Using the special tool, compress the valve springs.
    Fig 6: Compressing Valve Springs
    G01537439Courtesy of FORD MOTOR CO.
    7. CAUTION: Keep the valves and valve spring retainer keys in order so they can be reinstalled in their original locations.
    NOTE: Shown without camshaft for clarity.
    Fig 7: Removing Valves
    G01537440Courtesy of FORD MOTOR CO.
  7. Remove the valves.
    1. Remove the valve spring retainer keys.
    2. Remove the valve spring retainers.
    3. Remove the valve springs.
    4. Remove the valves.
  8. Remove the valve stem seals.
    Fig 8: Removing Valve Stem Seals
    G01537441Courtesy of FORD MOTOR CO.
    9. CAUTION: Record the bearing cap locations. The bearing caps must be installed in their original locations or engine damage can occur.
    Fig 9: Removing Bearing Caps And Camshaft
    G01537442Courtesy of FORD MOTOR CO.
  9. Remove the bolts, the bearing caps and the camshaft.
  10. Clean and inspect the camshaft bearing caps.
    • One of the bearing caps contains an oil flow restriction groove. Make sure the groove is free of foreign material.
    Fig 10: Identifying Bearing Caps Oil Flow Restriction Groove
    G01537443Courtesy of FORD MOTOR CO.
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