MOTOR SPORTS SCHEDULE

NASCAR NEXTEL CUP

THE RACE: Dodge Avenger 500, Darlington (S.C.) Raceway, 367 laps of 1.366-mile egg-shaped oval (501 miles)

WHEN: 4 p.m. Saturday, Fox (Channel 5), KKLZ-FM (96.3)

MORE TV: Qualifying, noon today, Speed (Digital 329)

2006 WINNER: Greg Biffle

NEXT RACE: May 19, Concord, N.C. (nonpoints all-star race)

NASCAR BUSCH

THE RACE: Diamond Hill 200, Darlington, 147 laps

WHEN: 5 p.m. today, ESPN2 (Cable 31)

MORE TV: Qualifying, 2 p.m. today, Speed (Digital 329)

2006 WINNER: Denny Hamlin

NEXT RACE: May 26, Concord, N.C.

NASCAR TRUCKS

No racing this weekend

NEXT RACE: May 18, Concord, N.C.

LAS VEGAS: Sept. 23

NHRA DRAG RACING

No racing this weekend

NEXT RACE: May 20, Bristol, Tenn.

LAS VEGAS: Oct. 26-29

INDY RACING LEAGUE

THIS WEEKEND: Pole day, Saturday; qualifying, Sunday

WHEN/TV: 9-11 a.m., 3-4 p.m., ESPN2 (Cable 31), and noon-3 p.m., ABC (Channel 13), Saturday; 9-11 a.m., 2-3:30 p.m. Sunday, ESPN2

NEXT RACE: May 27, Indianapolis

CHAMP CAR WORLD SERIES

No racing this weekend

NEXT RACE: June 10, Portland, Ore.

FORMULA ONE

THE RACE: Spanish Grand Prix, Circuit de Catalunya, Barcelona, 66 laps of 2.937-mile road course

WHEN: 4:30 a.m. Sunday, Speed (Digital 329)

MORE TV: Qualifying, 5 a.m. Saturday, Speed

2006 WINNER: Fernando Alonso

NEXT RACE: May 27, Monte Carlo

LOCAL

TODAY: Test and Tune (drag racing), 7 p.m.-midnight, Las Vegas Motor Speedway dragstrip

SATURDAY: NHRA Jr. Dragsters, 9 a.m.-1 p.m., LVMS dragstrip

NASCAR All-American Series (Super Late Models, IMCA Modifieds, Late Models, Chargers, Bombers), qualifying 5 p.m., racing 7 p.m., LVMS Bullring

Jerry's Nugget Championship Drag Racing Series (bracket series), 5-11:30 p.m., LVMS dragstrip

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

TIMES AND EVENTS SUBJECT TO CHANGE