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Cylinder Block - Core Plug Replacement

WARNING: This page is about a different car, the 2002 Ford Econoline, 2002 Ford E550 Super Duty, 2002 Ford E450 Super Duty, and 2002 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Special Tool(s)
G03404834Courtesy of FORD MOTOR CO.
MATERIAL SPECIFICATION

Item Specification
High Strength Threadlocker TA-26 or equivalent WSK-M2G351-A6
  1. Use a slide hammer or tools suitable to remove the cylinder block core plug.
    Fig 2: Removing Cylinder Block Core Plug
    G03404835Courtesy of FORD MOTOR CO.
  2. Inspect the cylinder block plug bore for any damage that would interfere with the correct sealing of the plug. If the cylinder block plug bore is damaged, bore for the next oversize plug.
  3. NOTE: Oversize plugs are identified by the OS stamped in the flat located on the cup side of the plug.
  4. Coat the cylinder block core plug and bore lightly with Threadlock® 262 and install the cylinder block core plug.

    Cup-Type 

  5. CAUTION: Use care during this procedure so as not to disturb or distort the cup sealing surface.
    CAUTION: When installed, the flanged edge must be below the chamfered edge of the bore to effectively seal the bore.
    Fig 3: Identifying Cup-Type Cylinder Block Core Plug
    G03404836Courtesy of FORD MOTOR CO.
  6. Use a tool suitable to seat the cup-type cylinder block core plug.

    Expansion-Type 

  7. CAUTION: Do not contact the crown when installing an expansion-type cylinder block core plug. This could expand the plug before seating and result in leakage.
    Fig 4: Identifying Expansion-Type Cylinder Block Core Plug
    G03404837Courtesy of FORD MOTOR CO.
  8. Use tool suitable to seat the expansion-type cylinder block core plug.