Rural Hartford: The races at I-90 Speedway on state Highway 38, 2.5 miles west of Hartford, will continue at 7 p.m. Saturday after holding its season opener this past weekend.
Rapid City: 7:30 p.m. Friday at Black Hills Speedway.
Huron: 7 p.m. Saturday at Dakota State Fair Speedway.
Watertown: Car show (noon-3 p.m.) and test and tune (3:30-6:30 p.m.) for race teams Sunday; opening races at 6 p.m. May 12 at Casino Speedway.
Brandon: 7 p.m. Sunday at Huset's Speedway.
Lisbon, N.D.: The season opener will be at 6 p.m. May 12 at Sheyenne River Speedway.
Miller: Test and tune May 19 and season opener at 7:30 p.m. May 24.
Aberdeen: The season opener will be 7:30 p.m. May 31 at Brown County Speedway.
Wishek, N.D.: The season opener will be 7:30 p.m. June 6 at Tri-County Speedway.