Those were nice frames. I thought it might be just some old beater you were attached to. But you are attached and it is a classic
.
Originally Posted by San Rensho
Use a hammer impact driver ot impact wrench. If the bolt breaks, which I doubt it will, stick a long bolt into the stem hole and drive out the wedge, then intstall with a new bolt.
That's a better idea than drilling. I very much agree, likely it will not break but if it does, you have two options. Drilling should be last.
Is your stem something like
this one?