Cylinder Block - Core Plug Replacement: Material

Fig 1: Material Specification Index - Cylinder Block (Core Plug Replacement)

Courtesy of FORD MOTOR CO.

1. Use a slide hammer or tools suitable to remove the cylinder block core plug.
   Fig 2: Removing Cylinder Block Core Plug

   Courtesy 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.
NOTE: Oversize plugs are identified by the OS stamped in the flat located on the cup side of the plug.
3. Coat the cylinder block core plug and bore lightly with Threadlock^R 262 and install the cylinder block core plug.