Ford Mustang piston popper by Matchbox. As the wheels roll you can see the pistons through the clear plastic move up and

Hard to find variation. #matchbox SF10 Ford Mustang Piston Popper manufactured in 1973. This Mustang has a silver paint

Plain Popper! #matchbox SF10 Ford Mustang Piston Popper manufactured in 1979. Pictured is a hard to find variation in