Key notes: The Hunt the Front Super Dirt Series makes its debut at Southern Raceway in this weekend’s Rumble at the Races doubleheader. … The weekend kicks off with Friday’s 40-lap, $8,000-to-win opener preceding Saturday’s 50-lap, $12,000-to-win finale. … Points leader Jimmy Owens of Newport, Tenn., leads all drivers with three series wins this season. … Hometown racer Joseph Joiner enters with 15 feature victories there since Aug. of 2014, including April’s Southern Thunder Super Dirt Series debut, worth $10,000. He enters with three five-figure paydays at the Milton, Fla., 3/8-mile oval. … Ryan Crane of Panama City, Fla., earned his first career SAS victory there in March’s $7,000 Bash at the Beach finale. … Bo Slay of Milton, Fla., won last year’s SAS-sanctioned Bash at the Beach finale, worth $5,000. … 602 Crate Late Model Sportsman, street stocks, modifieds and vintage constest Friday heats before Saturday features; pure stocks, stingers and bombers appear only in Saturday’s action. … Pits open at 4 p.m. and grandstands open at 5 for Friday’s opener, while all gates open one hour earlier for Saturday’s finale; racing at 7 p.m. nightly. … Watch live on Hunt the Front TV.

Who to watch: Joseph Joiner of Milton, Fla., chases his 16th special event triumph at his home track.

Points chase: Before Southern Friday: 1. Jimmy Owens (880); 2. Zack Mitchell (866); 3. Cory Hedgecock (852); 4. Joseph Joiner (822); 5. Dalton Cook (802).

Expected entrants: Joseph Joiner, Jimmy Owens, Cory Hedgecock, Zack Mitchell, Kyle Bronson, Dalton Cook, Josh Putnam, Sam Seawright, Oakley Johns, David Breazeale, Bo Slay, Kaede Loudy, Luke Morey, Ryan Crane, Mario Gresham, Brenden Smith, Dillard Hatchett, Caden Mullinax, Eli Johnson, Brody Smith and others.

Current weather: Broken Clouds, 77°F

Next series race: September 27, Southern Raceway (Milton, FL) $12,000