Core Plug Replacement: Material

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

MATERIAL SPECIFICATIONS TABLE

Item	Specification
Threadlock 262 TA-26	WSK-M2G351-A6

All core plugs

Use the Slide Hammer or a suitable tool to remove the core plug.
NOTE: Cylinder block core plug shown in illustration, cylinder head core plug similar.

Fig 1: Removing Core Plug
Courtesy of FORD MOTOR CO.
Inspect the core plug bore for any damage that would interfere with the correct sealing of the plug. If the core 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.

Cup-type

NOTE: Use care during this procedure so as not to disturb or distort the cup sealing surface.

NOTE: When installed, the flanged edge must be below the chamfered edge of the bore to effectively seal the bore.
- Use a suitable tool to seat the cup-type core plug.
Coat the expansion-type core plug and bore lightly with sealant and install the core plug.
- Use a suitable tool to seat the expansion-type core plug.
NOTE: Do not contact the crown when installing an expansion-type core plug. This could expand the plug before seating and result in leakage.

Fig 3: Using Suitable Tool To Seat Expansion-Type Core Plug
Courtesy of FORD MOTOR CO.