Michael Singleton wrote:
> Sorry to come to this late. What you have appears to be a BSF 5/16 X 22
> thread, and a UNF 5/19 X 20 thread incompatability. You will probably never
> find a heli-coil for the BSF situation. Taps & dies are available for the
> BSF threads. Moss sells the tap for 18.95, and the die for 45.32 (USF). The
> best situation would be to start with a new, untapped gearshift knob, and
> use the correct tap, but it is probably too late for that. It might be
> possible to tap out the existing hole to the correct size for the shift
> lever, since they are only 2 threads/inch different, and then to use a jamb
> nut to tighten everything up. If it doesn't work, you are out a knob no
> matter what else happens.
You can use vaseline petroleum jelly as a release agent on the shift lever and
use epoxy to fill the space between. I used to use DevCon black for these jobs,
but have been unable to find it for a while.
-Rocky Frisco
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