There is nothing inherently sleezy in photographs of sports cars with attractive women.
In the image above, i've tried to merge the fifties style with a classy female conveying the look of the era.

We had entered a new Atomic Age. A new direction and a new threat to mankind were at at hand,and the possibilities of physics and chemistry were almost unlimited.Two World wars had scared the earth, and in 1949 both Western and Eastern Europe were a shambles of ruined structures and disorientated men and women....

Classic car illustration