Is a 1968 beetle air cooled?

Yes, the 1968 Volkswagen Beetle was air cooled. The Beetle used an air-cooled, horizontally-opposed four-cylinder engine that was mounted in the rear of the car. This type of engine was designed to be lightweight and efficient, and it helped the Beetle to achieve excellent fuel economy. The air-cooled engine was used in the Beetle until 1973, when it was replaced by a water-cooled engine.