UPDATE!
First, after trying a few options, I decided to use decals to knock down the extra bright, extra clear headlight lenses and make them look more like the sealed beam units used at the time. Here's a comparison, the original lens on the outside and the new lens by the grille:
While I was fiddling with it, I also made a new license plate (the one in the kit just didn't look right) and painted up the camera, remote control unit, and flame trail acccessories that were included in the kit: