NASCAR NEXTEL CUP

THE RACE: Checker Auto Parts 500, Phoenix International Raceway, Avondale, Ariz., 500 laps of 1-mile tri-oval

WHEN: 12:30 p.m. Sunday

TV: Qualifying, 2 p.m. today, Speed (Digital 329); race, NBC (Channel 3), KKLZ-FM (96.3)

FAST FACTS: Tony Stewart won Sunday in a five-lap overtime at Texas Motor Speedway for his second straight victory. ... Jimmie Johnson finished second to Stewart and took over the series lead from Matt Kenseth by 17 points with two races remaining. ... Kevin Harvick won the Phoenix race in April, and Kyle Busch won this event a year ago.

NEXT RACE: Nov. 19, Homestead, Fla.

2007 LAS VEGAS: March 11, Las Vegas Motor Speedway

NASCAR BUSCH

THE RACE: Arizona Travel 200, Phoenix International Raceway, 200 laps

WHEN: 12:30 p.m. Saturday

TV: Qualifying, 9 a.m.. Saturday, Speed (Digital 329); race, 11:30 p.m. Saturday, NBC (Channel 3)

FAST FACTS: Kevin Harvick won his ninth race of the season and is one away from the all-time series mark of Sam Ard with two races left. ... A year ago, Carl Edwards won in the fall at Phoenix.

NEXT RACE: Nov. 11, Homestead, Fla.

2007 LAS VEGAS: March 10, LVMS

NASCAR TRUCKS

THE RACE: Casino Arizona 150, Phoenix International Raceway, 150 laps

WHEN/TV: 5 p.m. today, Speed (Digital 329)

FAST FACTS: Clint Bowyer won his first truck series race a week ago at Texas. ... Todd Bodine leads Johnny Benson by 137 points with two races remaining in the championship race. ... Bodine won in Phoenix last fall.

NEXT RACE: Nov. 10, Homestead, Fla.

2007 LAS VEGAS: Sept. 22, LVMS

NHRA DRAG RACING

THE RACE: Auto Club Finals, Fairplex, Pomona, Calif.

WHEN: Today through Sunday

TV: Qualifying, 7 p.m. Saturday, ESPN2 (Cable 31), tape delayed; eliminations, 4 p.m. Sunday, ESPN2, tape delayed

FAST FACTS: Three of four professional category champions will be determined this weekend in the season finale. In Top Fuel, Doug Kalitta leads Tony Schumacher by 45 points and Brandon Bernstein by 100. In Funny Car, John Force leads Ron Capps by 71 and Robert Hight by 73. In Pro Stock Motorcycle, Andrew Hines is 37 ahead of Antron Brown and 98 in front of Angelle Sampey. ... Jason Line clinched the Pro Stock championship two weeks ago at Las Vegas Motor Speedway.

NEXT RACE: Season completed

2007 SEASON OPENER: Feb. 8-11

2007 Las Vegas: March 15-18, Oct. 25-28

CHAMP CAR WORLD SERIES

THE RACE: Gran Premio Telmex, Autodromo Hermanos Rodriguez, Mexico City

WHEN/TV: Noon Sunday, Speed (Digital 329)

FAST FACTS: Sebastien Bourdais clinched his third consecutive series championship three weeks ago in Australia, and Nelson Philippe, 20, became the youngest driver to win in the series. ... Paul Tracy will not compete in the race because of a broken shoulder blade.

NEXT RACE: Season completed

2007 OPENER: April 8, downtown Las Vegas

INDY RACING LEAGUE

Season completed

2006 CHAMPION: Sam Hornish Jr.

2007 OPENER: March 24, Homestead, Fla.

FORMULA ONE

Season completed

2007 OPENER: March 18, Melbourne, Australia

LOCAL

TODAY-SUNDAY: All Harley Drag Racing Association season finale (motorcycle drag racing), 1-6 p.m. today, racing begins at 9 a.m. Saturday and Sunday, Las Vegas Motor Speedway

SKUSA SuperNationals, national go-karting championships, Sam Boyd Stadium parking lot

Laughlin International Rally and Motorsports Festival (U.S. Rally Championship and Drifting), Laughlin Events Center

INFO: Las Vegas Motor Speedway (LVMS.com, 644-4444); LVMS Bullring (632-8422), LVMS dragstrip (632-8459)

TIMES AND EVENTS SUBJECT TO CHANGE