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Q & A: Removing a Broken Stud

I was preparing to adjust my valves by loosening and then retorquing the head nuts to 50lbs as you tought in class. Using my cheapo Harbor Freight torque wrench I snapped the stud almost flush - there is about 1/8 inch of the stud still visible.

I could try to enlist a friend to bring welding gear to my garage and try to weld the nut back onto the stud.

Would another option be to just remove the head assuming the head itself isnt threaded? If I removed the head I should be able to remove the stud just using some pliers. Is removing the head as simple as just removing all the nuts and pulling it off or am I going to be creating other complications? Would I need to replace the head gasket? Any other parts?

If some of the stud is visible, then welding to it is certainly acceptable. Another option is to drill it (start with a 1/8" bit) and then eventually thread it with a tap, then fit a bolt and jam nut and unscrew it. Another option is to dri... read more