They are the same. The newer generation 194-292 has a little shorter shaft but with a spacer the old distributer can be used in them but not the other way around.
I have used Mallory unilites and Petronics for years and recently went back to points. Points have never left me on the side of the road. cool Well not for long. laugh

"I wonder if God created man because he was disappointed in the monkey?" Mark Twain