Key notes: Moberly Motorsports Park hosts Sunday’s sixth annual Weiner Nationals, a $10,000-to-win special for unsanctioned Super Late Models. … Ryan Gustin of Marshalltown, Iowa, is a three-time feature winner at Moberly, including last year’s $10,000 Weiner Nationals in DIRTcar Super Late Model action. … Chad Simpson of Mount Vernon, Iowa, is a two-time Midwest LateModel Racing Association winner there, including 2024’s Weiner Nationals, earning more than $13,000. … Mike Marlar of Winfield, Tenn., topped 2021’s Weiner Nationals in unsanctioned competition, worth $10,000. … Terry Phillips of Springfield, Mo., is a two-time MLRA winner there, most recently in June 2017, collecting more than $6,000. … Dylan Hoover of Columbia, Mo., celebrated victory June 20 after beating a local Limited Late Model field. … Actor John Schneider, who played Bo Duke from the Dukes of Hazzard TV series, will be on hand signing autographs starting at 4:30 p.m. near the grandstands. … B-mods ($2,000-to-win) and vintage are on the undercard. … Pits open at 1 p.m. and grandstands open at 4 with hot laps at 7.

Who to watch: Ryan Gustin of Marshalltown, Iowa, chases his fourth career Moberly victory and second straight Weiner Nationals.

Expected entrants: Ryan Gustin, Chad Simpson, Mike Marlar, Terry Phillips, Billy Moyer, Chris Simpson, Dylan Hoover, Chad Walter, Bill Vaughn, Matt Becker, Chris Smyser, Chase Breid, Ashlee Lancaster and others.