Key notes: Originally slated as an Aug. 11 WISSOTA Challenge Series race before getting postponed to Sept. 22, 2023, and reset as a WISSOTA Late Model event, Red Cedar Speedway attempts to complete the remainder of the seventh annual Duane Mahder Memorial. ... Heats were completed before rain halted the action. ... Friday marks the fifth time the event has been scheduled since August. ... Consolations will be contested prior to the 55-lap, $5,555-to-win feature. ... The event honors Duane Mahder, longtime racer and Red Cedar Speedway legend who died in a work-related accident in Nov. 2016 at the age of 64. ... Duane’s son, Chad Mahder of Bloomer, Wis., won last fall’s $4,500 Punky Manor Challenge and topped June 9’s WISSOTA Late Model race at Red Cedar. … Recently crowned six-time WCS champion, Pat Doar of New Richmond, Wis., won May’s WISSOTA Late Model race there. ... Pits open at 3 p.m. and grandstands open at 5, with hot laps at and racing at 6:30. ... Modifieds and super stocks are on the undercard also contesting consolations and features from Sept. 22, while midwest mods, street stocks and hornets have been added and will each complete a full show. ... - Watch live on Dirt Race Central TV.

Who to watch: Competing in the event that honors his late father, Chad Mahder of Bloomer, Wis., seeks his first feature victory of the young season.

Expected entrants: Chad Mahder, A.J. Diemel, Nick Anvelink, Sam Mars, James Giossi, John Kaanta, Darrell Nelson, Jake Redetzke, Jeff Massingill, Travis Budisalovich, Jesse Glenz, Lance Matthees, Kevin Burdick, Ashley Anderson, Mike Prochnow, Matt Gilbertson, Daniel Bargender, Buddy Hanestad, Steve Laursen, Nick Panitzke Jayme Lautigar, Rick Niemi and more.

Current weather: Overcast, 52°F

Car count: 31

Polesitter: Sam Mars

Heat race winners: Chad Mahder, Kevin Adams, Sam Mars