FixVault

Cylinder Block - Core Plug Replacement: Notes

WARNING: This page is about a different car, the 2003 Mazda Tribute, 2002 Mazda Tribute, and 2001 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Slide Hammer Or Tools Suitable For Removal Of Cylinder Block Core Plug
G00985705Courtesy of MAZDA MOTORS CORP.
  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.
    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 262 and install the cylinder block core plug.