Exhaust stud issue
 

Why does jeep use the super hard stud in the rear exhaust at the rear of head.??????
watta *****.
Just have always had to repair them. Every motor that's had work like engine rebuild or head gaskets replaced this bolt has been snapped leaving half in the head.
Bummer .
How do u guys drill these out.
Used every drill bit and can't find one that works.
Just saying.
I know it