* Event: Food City 500.

* Schedule: Today, qualifying (Comcast SportsNet, 3 p.m.); Sunday, race (WTTG-5, WBFF-45, 12:30 p.m.).

* Track: Bristol (Tenn.) Motor Speedway (oval, .533 miles, 36 degrees banking in turns).

* Distance: 266.5 miles, 500 laps.

* Defending Champion: Kurt Busch.

* Support Race: Channellock 250 (Busch Series), 1 p.m. Saturday, FX.

* On the Net: www.nascar.com.

* Event: Malaysian Grand Prix.

* Schedule: Today, qualifying (Speed Channel, 1 a.m.); Saturday, race (Speed Channel, 1:30 a.m.).

* Track: Sepang International Circuit (permanent road course, 3.443 miles, 15 turns), Kuala Lumpur.

* Distance: 193.975 miles, 58 laps.

* Defending Champion: Ralf Schumacher.

* On the Net: www.formula1.com.

* Event: Tecate Telmex Grand Prix.

* Schedule: Today, qualifying, 3:50 p.m.; Saturday, qualifying, (Speed Channel, 2:30 p.m.); Sunday, race (Speed Channel, 2:30 p.m.).* Track: Fundidora Park (permanent road course, 2.1 miles, 12 turns), Monterrey, Mexico.

* Distance: 178.840 miles, 85 laps.

* Defending Champion: Cristiano Da Matta.

* On the Net: www.cart.com.

* Event: Purex Dial Indy 200.

* Schedule: Saturday, qualifying, 2 p.m.; Sunday, race (WJLA-7, WMAR-2, 3:30 p.m.).

* Track: Phoenix International Raceway (oval, 1 mile, 11 degrees banking in Turns 1-2, 9 degrees in turns 3-4).

* Distance: 200 miles, 200 laps.

* Defending Champion: Helio Castroneves.

* On the Net: www.indyracingleague.com.

* Craftsman Trucks: Lucas Oil 250, Bakersfield, Calif., 5 p.m. Sunday (Speed Channel).