Dave and All,
> I'm hoping someone can share either the MoPar or NaPa parts number for the
> turnsignal switch that fits the 1968 Imperial non-tilt steering column.
>
You can get both the tilt and Non-tilt switches from this company. Several
IMLers have
oredered from them, and it's on my list of things to do!.
http://www.shee-mar.com
Count yourself lucky that you don't have tilt steering if you need to change
the switch ;-)
Leslie 67 Sedan Non-Tilt