Rust free air deflectors, or that's what I think they are called. They bolt to the radiator support, and fit behind the grille/ headlights, and also attach to the front fenders. They do not have the recess in them for a '56 headlight bucket, but you may be able to use them on that truck with some work. Prefer local pickup, never shipped anything before, but may have to give it a try. I'm about 1/2 way between St. Louis and Columbia MO on Hwy 70.
The Jalopy Journal
