Nitro Jam returns to Tucson, from 8-11 p.m. tonight and tomorrow night at Southwestern International Raceway, 12000 S. Houghton Road.

Each Nitro Jam event features championship contending racers, in 300-mile per hour, flame throwing cars and dragsters, 220 mph motorcycles that travel a quarter mile on their back wheel, and a 30,000 horsepower triple-engine jet semi that shoots 50 foot flames.

Each event also features the FanFest Pit Party, where fans can meet the drivers and touch the cars.

The cost is $20 in advance; $25 at the gate; $10 ages 8-13 and free for ages 7 and under.

For more information, call 762-9700.