A 1974 Duster - My 2nd one, 41 years later!
Passenger side, 1 can of Rustoleum Pro Grade Undercoating. I think it will dry in a flat or matte finish:
IMG_2322 by
Alexl5280, on Flickr
IMG_2323 by
Alexl5280, on Flickr
Frame rail/UCA area cleaned and cleaned, scuffed, and vacuumed. Little primer before the Sassy Green:
IMG_2324 by
Alexl5280, on Flickr
IMG_2325 by
Alexl5280, on Flickr