If it’s Tuesday, you know what that means: another automotive puzzle with cars listed for sale on ClassicCars.com. This week we will be looking at another set of four vehicles with a common theme. Can you figure it out? Tell us in the Comments section below, and put the year/make/model of each. If you must, you can cheat simply by clicking on an image.

Need a hint? Click on a photo to reveal each car.

The ClassicCars.com Journal also features an automotive puzzle every Saturday. To play past car games from either day, click here.