ON TRACK | This week's events

NASCAR
WINSTON CUP
Tropicana 400
Schedule: Friday, qualifying (Speed Channel, 4 p.m.); Sunday, race (NBC, 3 p.m.).
Track: Chicagoland Speedway (tri-oval 1.5 miles, 18 degrees banking in turns).
Race distance: 400.5 miles, 267 laps.
Last race: Greg Biffle ended a lengthy slump by winning the Pepsi 400 at Daytona International Speedway.
Last year: Despite being low on fuel, Kevin Harvick stayed on the track during the final caution with 25 laps to go and held off Jeff Gordon to win the Tropicana 400.
Next race: New England 300, July 20, Loudon, N.H.
BUSCH SERIES
Tropicana Twister 300
Schedule: Friday, qualifying (Speed Channel, 2:30 p.m.); Saturday, race (NBC, 2:30 p.m.).
Track: Chicagoland Speedway (tri-oval 1.5 miles, 18 degrees banking in turns).
Race distance: 300 miles, 200 laps.
Last race: Dale Earnhardt Jr. led all 100 laps to win the Winn-Dixie 250 at Daytona International Speedway. Earnhardt has won all three Busch races he has entered this year, including the Daytona race in February and in Talladega in April. He also won his last Busch start last year in Richmond, giving him four in a row.
Last year: Johnny Sauter took the lead after the final round of pit stops and survived a late red-flag to win the Tropicana Twister 300 for his first career Busch victory.
Next race: New England 200, July 19, Loudon, N.H.
CRAFTSMAN TRUCKS
Built Ford Tough 225
Schedule: Friday, qualifying, 6 p.m.; Saturday, race (Speed Channel, 8 p.m.).
Track: Kentucky Speedway (oval, 1.5 miles, 14 degrees banking in turns).
Race distance: 225 miles, 150 laps.
Last race: Jon Wood started from the back of the field but still earned his first career victory, winning the O'Reilly Auto Parts 250 at Kansas Speedway. The race tied a track record with eight lead changes and set a track record with seven cautions.
Last year: Mike Bliss won his second straight race and set a truck series record for margin of victory by finishing 18.197 seconds ahead of Dennis Setzer in winning the Kroger 225 at Kentucky Speedway. The previous record was 13.186 seconds, set by Jack Sprague at Phoenix in 1997.
Next race: Ram Tough 200, July 19, St. Louis.
CHAMPIONSHIP AUTO RACING TEAMS
Molson Indy
Schedule: Friday, qualifying, 3:35 p.m.; Saturday, qualifying, (Speed Channel, 1:30 p.m.); Sunday, race (CBS, 12:30 p.m.).
Track: Toronto street circuit (temporary road course, 1.755 miles, 13 turns).
Race distance: 196.56 miles, 112 laps.
Last race: Sebastien Bourdais crossed the finish line with his car banged up from a late collision to win the Cleveland Grand Prix, which was run at night for the first time in its 22-year history. Bourdais took the lead from Jimmy Vasser on lap 83 and won for the third time in nine events, holding off Paul Tracy by 2.2 seconds.
Last year: Cristiano da Matta led from start to finish in the Toronto Molson-Indy, matching the CART record of four consecutive victories and extending his series points lead. Da Matta started from the pole and led all 112 laps.
Next race: Molson Indy, July 27, Vancouver, British Columbia.
FORMULA ONE
Last race: Ralf Schumacher won the French Grand Prix for his second straight victory. Schumacher finished 13.8 seconds ahead Juan Pablo Montoya in the second consecutive 1-2 finish for Williams-BMW. Michael Schumacher languished in fifth most of the race and finished third.
Next race: British Grand Prix, July 20, Silverstone, England.
INDY RACING LEAGUE
Last race: Bryan Herta took the lead with five laps to go and held on to win the Kansas Indy 300 for his first IRL victory. Herta's victory at Kansas Speedway denied Scott Dixon the circuit's first three-race winning streak since 1998, when Kenny Brack won at Charlotte, Pikes Peak and Atlanta.
Next race: Firestone Indy 200, July 19, Gladeville, Tenn.
NHRA
Last event: Doug Kalitta raced to his third Top Fuel victory of the season, beating first-time finalist Scott Weis in the NHRA Nationals at Gateway International Raceway on June 29. Del Worsham, Ron Krisher and Geno Scali also won their divisions.
Next event: Mile-High Nationals, July 20, Denver.