>You might try soaking the area with Autotransmission leak sealant as this
>softens and swells O-rings of normal materials.   I think brake fluid may do
>the same thing.
Or WD-40

>A left handed easy-out may screw into the injector remains to grab it enough
>to pull on it again.
Worked for me.  Use vise grips to pull on the easy-out.

Bill