Ford 2003 Mustang Workshop Manual page 926

SECTION 303-00: Engine System — General Information
GENERAL PROCEDURES
Cylinder Block Core Plug Replacement
Special Tool(s)
Material
Item
Threadlock® 262
E2FZ-19554-B or equivalent
1. Use a slide hammer or tools suitable to remove the cylinder block core plug.
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.
Coat the cylinder block core plug and bore lightly with Threadlock® 262 and install the cylinder
block core plug.
Cup-Type
4. 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.
Use a tool suitable to seat the cup-type cylinder block core plug.
Slide Hammer
100-001 (T50T-100-A)
Specification
WSK-M2G351-A6
2003 Mustang Workshop Manual