Dirt Racers_Free - Drift your way through many tracks. In the Arcade mode you race against four opponents on a track of your choice. You may choose your own difficulty: 50 cc, 100 cc or 150 cc.In the Cup mode you compete at four tracks against opponents to gain driver points. The driver with the most points at the end of the four races wins the cup. Win the cup and you could unlock additional tracks. Think you're fast? Then we've got a Time attack in which you can race on your own and practice the tracks and beat your best lap times.