MARK IT DOWN!
April 18-19, World of Outlaws Late Model Series Colossal 100
The Dirt Track @ Lowe’s Motor Speedway, Concord, N.C., Late Models
The World of Outlaws Late Model Series takes over The Dirt Track @ Lowe’s Motor Speedway for the third-annual Circle K Colossal 100. This season, Scott Bloomquist will try for the three-peat in the 100-lap, $50,000-to-win late model event.

April 18-19 World of Outlaws Late Model Series
The Dirt Track @ Lowe’s Motor Speedway, Concord, N.C., Late Models
April 18-19 USAC Lucas Oil National Sprint Car Series
Gas City I-69 Speedway, Gas City, Ind., Sprint Cars
April 18-20 International Hot Rod Ass’n
Rockingham Dragway, Rockingham, N.C., Dragsters
April 18-20 Speed World Challenge Series
Streets of Long Beach, Long Beach, Calif., Sports Cars
April 19 IRL IndyCar Series
Twin Ring Motegi, Motegi, Japan, Indy Cars
April 19 Advance Auto Parts World of Outlaws
Tri-State Speedway, Haubstadt, Ind., Sprint Cars
April 19 Grand Am Rolex Series
Autodromo Hermanos Rodriguez, Mexico City, Sports Cars
April 19 American Le Mans Series
Streets of Long Beach, Long Beach, Calif., Sports Cars
April 19 ARCA RE/MAX Series
Iowa Speedway, Newton, Iowa, Stock Cars
April 19 USAC Western Sprint Car, Midget Series
Altamont Speedway Park, Tracy, Calif., Sprint and Midget Cars
April 19 USAC California Paved Ford Focus Series
Altamont Speedway Park, Tracy, Calif., Midget Cars
April 19 NASCAR Camping World East Series
Greenville-Pickens Speedway, Greenville, S.C., Stock Cars
April 19 NASCAR Camping World West Series
Thunderhill Raceway, Kyle, Texas, Stock Cars
April 19 NASCAR Whelen Southern Modified Tour
Caraway Speedway, Asheboro, N.C., Modifieds
April 19 ARCA Lincoln Welders Truck Series
Anderson Speedway, Anderson, Ind., Stock Cars
April 19 Hooters Pro Cup Series
South Boston Speedway, South Boston, Va., Stock Cars
April 19 O’Reilly American Sprint Cars on Tour
Lucas Oil Speedway, Wheatland, Mo., Sprint Cars
April 19 ASCS Canyon Region
USA Race Park, Tucson, Ariz., Sprint Cars
April 19 ASCS Southern Tour, Rebel Region
Cochran Speedway, Cochran, Ga., Sprint Cars
April 19 ASCS Gulf South, Coastal Regions
Fast Trax Speedway, Chatham, La., Sprint Cars
April 19 Golden State Challenge
Petaluma Speedway, Petaluma, Calif., Sprint Cars
April 19 United Racing Company
Delaware Int’l Speedway, Delmar, Del., Sprint Cars
April 19 Interstate Racing Ass’n
Dodge County Fairgrounds Speedway, Beaver Dam, Wis., Sprint Cars
April 19 O’Reilly United Sprint Car Series
Dillon Motor Speedway, Dillon, S.C., Sprint Cars
April 19 Bay Cities Area Racing Ass’n
King’s Speedway, Hanford, Calif., Midget Cars
April 20 NASCAR Nationwide Series
Autodromo Hermanos Rodriguez, Mexico City, Stock Cars
April 20 Champ Car World Series
Grand Prix of Long Beach, Long Beach, Calif., Champ Cars
April 20 Atlantic Championship
Grand Prix of Long Beach, Long Beach, Calif., Atlantic Cars
April 20 USAC Lucas Oil National Sprint Car Series
Winchester Speedway, Winchester, Ind., Sprint Cars
April 20 American-Canadian Tour
Lee USA Speedway, Lee, N.H., Late Models
April 24-27 National Hot Rod Ass’n
Atlanta Dragway, Commerce, Ga., Dragsters
April 25 Advance Auto Parts World of Outlaws
Huset’s Speedway, Brandon, S.D., Sprint Cars
April 25 ARCA RE/MAX Series
Kansas Speedway, Kansas City, Kan., Stock Cars
April 25 Lucas Oil Late Model Series
Bedford Speedway, Bedford, Pa., Late Models
April 25 O’Reilly American Sprint Cars on Tour
Paris Motor Speedway, Paris, Texas, Sprint Cars
April 25 O’Reilly POWRi National Midget Series
Morgan County Speedway, Jacksonville, Ill., Midget Cars
April 25-27 Speed World Challenge Series
Virginia Int’l Raceway, Alton, Va., Sports Cars
April 26 NASCAR Nationwide Series
Talladega Superspeedway, Talladega, Ala., Stock Cars
April 26 NASCAR Craftsman Truck Series
Kansas Speedway, Kansas City, Kan., Stock Cars
April 26 Advance Auto Parts World of Outlaws
Knoxville Raceway, Knoxville, Iowa, Sprint Cars
April 26 World of Outlaws Late Model Series
Lebanon I-44 Speedway, Lebanon, Mo., Late Models
April 26 USAC-CRA Sprint Car Series
Perris Auto Speedway, Perris, Calif., Sprint Cars
April 26 USAC Rocky Mountain Sprint Car Series
Rocky Mountain Raceways, Salt Lake City, Sprint Cars
April 26 USAC Western Sprint Car Series
Rocky Mountain Raceways, Salt Lake City, Sprint Cars
April 26 USAC Calif. Paved, Utah Ford Focus Series
Rocky Mountain Raceways, Salt Lake City, Midget Cars
April 26 Hooters Pro Cup Series
Concord Motorsport Park, Concord, N.C., Stock Cars
April 26 ASA Late Model Series
O’Reilly Raceway Park, Clermont, Ind., Late Models
April 26 Grand Am Koni Challenge Series
Virginia Int’l Raceway, Alton, Va., Sports Cars
April 26 Lucas Oil Late Model Series
Hagerstown Speedway, Hagerstown, Md., Late Models
April 26 O’Reilly American Sprint Cars on Tour
I-30 Speedway, Little Rock, Ark., Sprint Cars
April 26 ASCS Canyon Region
Manzanita Speedway, Phoenix, Sprint Cars
April 26 All Star Circuit of Champions
Eldora Speedway, Rossburg, Ohio, Sprint Cars
April 26 American-Canadian Tour
Oxford Plains Speedway, Oxford, Maine, Late Models
April 26 O’Reilly POWRi National Midget Series
Macon Speedway, Macon, Ill., Midget Cars
April 26 Golden State Challenge
Thunderbowl Raceway, Tulare, Calif., Sprint Cars
April 26 United Racing Company
New Egypt Speedway, New Egypt, N.J., Sprint Cars
April 26 Interstate Racing Ass’n
Dodge County Fairgrounds Speedway, Beaver Dam, Wis., Sprint Cars
April 26 Bay Cities Racing Ass’n
Madera Speedway, Madera, Calif., Midget Cars
April 27 NASCAR Sprint Cup Series
Talladega Superspeedway, Talladega, Ala., Stock Cars
April 27 IRL IndyCar Series
Kansas Speedway, Kansas City, Kan., Indy Cars
April 27 Firestone Indy Lights Series
Kansas Speedway, Kansas City, Kan., Indy Cars
April 27 Formula One World Championship
Circuit de Catalunya, Catalunya, Spain, Formula Cars
April 27 Grand Am Rolex Series
Virginia Int’l Raceway, Alton, Va., Sports Cars
April 27 NASCAR Whelen Modified Tour
Stafford Motor Speedway, Stafford Springs, Conn., Modifieds
May 1 Advance Auto Parts Super DIRTcar Series
Virginia Motor Speedway, Jamaica, Va., Modifieds
May 2 NASCAR Nationwide Series
Richmond Int’l Raceway, Richmond, Va., Stock Cars