Are you maybe referring to the spot for the windsheild wiper knob?

My 54 had it's wiper knob on top of the dash ... you can see it here:

[img]http://www.alanhorvath.com/54chevy/chevypics/jute.jpg[/img]

I got rid of that and used all 55 Chevy knobs, moving the wiper knob down:

[img]http://www.alanhorvath.com/54chevy/chevypics/ACknobs.jpg[/img]

More info about the knobs: Click Here

~~ Alan Horvath
1954 Chevy Pickup
Singing his praises in the
Passing Lane