I just have an arc welder and oxy-acetilene. Can I use the arc welder there?
or is it too rough for that?
"Jan Andersson" > wrote in message
...
> "Karls Vladimir Peņa" wrote:
>>
>> Hi Ramva!
>>
>> I've been rebuilding my '70 bug's engine (1300cc SP mostly stock) and
>> everything has been just perfect except for one thing. Some of the
>> exhaust
>> studs had some threads stripped, so I got new ones and removed them using
>> the double nut technique and in a couple of them, vice grips. The problem
>> is, one of the studs had no threads at all, It seems the nut was long
>> gone
>> and the J-Pipe stripped it. When using the vice grips the stud just broke
>> leaving only about 5mm of it out of the head. Anyways it has no threads,
>> and
>> the vice grip has no grip at all. How can I remove the stud without
>> removing
>> the head? It seems like I'm cursed with stubborn nuts, bolts and studs.
>> Remember the axle nut from hell on christmas 2003?
>>
>> Thank you all for your help.
>> Karls
>
> It's fairly easy: Weld an 8mm nut (13mm head) on the remaining stub, get
> it red hot and allow it to cool a little. Then turn the stud out with a
> normal wrench or whatever tool you like. The heat generated in the
> process should help loosen the stud too. If the nut snaps off, try
> again. You can try it dozens of times. Just be careful not to weld the
> aluminum around the stud. Weld won't stick to it, but it will melt it.
>
> Jan
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