MECHANICSBURG, Pa. – Williams Grove Speedway has announced its schedule of events for next season, with 31 races dates on the calendar featuring the headlining Lawrence Chevrolet 410 sprint cars.

The season opener featuring only the 410 sprint car class is slated for Sunday afternoon, March 14 at 2 p.m. That will not be the last stand-alone program next season as three more big traditional Williams Grove shows will only feature the 410 sprint cars.

Those three events will take place on May 28 when the Ollie’s Bargain Outlet All Star Circuit of Champions battle during the $10,000-to-win Davey Brown Tribute, July 2 during the 33rd annual PA Speedweek Mitch Smith Memorial paying $15,000 to the winner and on Aug. 27 during the Ollie’s Bargain Outlet All Star Circuit of Champions Jack Gunn Memorial Twin 20s.

The World of Outlaws NOS Energy Drink Sprint Car Series will come to Williams Grove Speedway for six events, including the regular two-day May and July stands along with the 59th annual National Open on Oct. 1-2.

The Oct. 2 National Open itself will again pay a whopping $75,000 to the winner while also boasting a richer overall purse than previous versions while crowning the Lawrence Chevrolet 410 sprint car track champion.

Champion Racing Oil returns to sponsor the entire National Open weekend as well as the Summer Nationals on July 23-24. H & N Landscaping will present the World of Outlaws sprint cars at Williams Grove on May 14-15.

With a new Williams Grove show added to their agenda, the All Star Circuit of Champions will visit the track four times in 2021.

The All Stars will battle during the Tommy Hinnershitz Classic on April 16, the aforementioned May 28 Davey Brown Tribute, the Jack Gunn Memorial Twin 20s on Aug. 27 and the Dirt Classic Qualifier on Sept. 17.

The USAC Silver Crown Series will return to the track along with the 410 sprint cars on June 18.

More USAC action at the track this season will include a pair of USAC East Coast Sprint Car Series shows, with one taking place as part of the Spring Sprint Special on April 2 while another appearances is slated for June 4.

The April 2 show will feature the 410 sprints, the USAC East Coast Sprint Car Series and the PASS/IMCA 305 sprint cars in a rare three-division, all open wheel program.

The full-body super late models will return for five appearances at Williams Grove Speedway next season.

Two of the races will be sanctioned by the popular ULMS Late Model Series, taking place on March 19 and April 9, while the World of Outlaws Morton Buildings Late Model Series will return on Aug. 20.

Other super late model races will hit the track on March 26 and on Aug. 6.

The HJ Towing & Recovery 358 sprint cars will be featured on 10 occasions at the track, with the division kicking off action on April 16 running through Sept. 24.

The United Racing Club 360 sprint cars will compete just once next season, on July 9 while they also share a program with the Lucas Oil American Sprint Car Series on April 30 during the Battle of the Groves.

The 10-race Hoosier Diamond Series for 410 sprints will again be staged at Williams Grove, with a champion of the series declared based on performances in select increased purse races during the year.

Also returning will be the lucrative Yellow Breeches 500 races, with each of four races paying $500 just to start.

The Diamond Series will serve to honor a pair of icons in the sport when legendary mechanic Davey Brown is honored with the Brown Tribute Race on May 28 while legendary sprint car champion Todd Shaffer is honored in the Todd Shaffer Tribute Race on Sept. 3.

The Pennsylvania Speedweek Series will visit Williams Grove Speedway for a pair of shows, on June 25 for the series opener and on July 2 for the $15,000-to-win Mitch Smith Memorial.

Kids Easter Night, and Fan Appreciation Night with free pre-race front pit access for general admission fans, will again be on the itinerary.