Key notes: The FloRacing Night in America Series concludes its doubleheader portion of Iowa Speedweek with Wednesday’s 50-lap, $20,000-to-win debut at Mason City Motor Speedway. … The doubleheader kicked off when Bobby Pierce led the final 36 laps of Tuesday’s 50-lap feature at nearby Marshalltown (Iowa) Speedway. Pierce, of Oakwood, Ill., topped the most recent World of Outlaws Series visit to Mason City in June 2023, worth $10,000. … Both events serve as the opening rounds of the Hawkeye State Great 8 points fund offering a $10,000 total payout, with $2,500 to the driver who earns the most points over the four-race Iowa stretch, including Aug. 21-22’s World of Outlaws-sanctioned Hawkeye 100 at Maquoketa Speedway. (1. $2,500; 2. $1,450; 3. $1,200; 4. $1,100; 5. $1,050; 6. $1,000; 7. $900; 8. $800). … Chad Simpson of Mount Vernon, Iowa, earned a $3,000 Malvern Bank East Series victory there last June. … Chad’s younger brother, Chris Simpson of Oxford, Iowa, picked up a $3,000 victory in July 2013 on the now-defunct Corn Belt Clash tour. … B-mods and hobby stocks are on the undercard. … Pits open at 3 p.m. and grandstands open at 4:30 with hot laps at 6:40. … Watch live on FloRacing.

Who to watch: Bobby Pierce of Oakwood, Ill., seeks the FloRacing midweek sweep and his second Mason City special.

Points chase: Before Mason City: 1. Brandon Sheppard (402); 2. Devin Moran (375); 3. Hudson O’Neal (369); T4. Bobby Pierce (306); T4. Nick Hoffman (306); 6. Tyler Erb (264); 7. Josh Rice (228); 8. Jason Feger (212); T9. Ricky Thornton Jr. (210); T9. 9. Kyle Bronson (210).

Expected entrants: Among drivers expected to join the top 10 in series standings: Ryan Gustin, Tim McCreadie, Ethan Dotson, Billy Moyer, Brian Shirley, Dennis Erb Jr., Chris Simpson, Dylan Thornton, Clay Stuckey, Gordy Gundaker, Dallon Murty, Dan Ebert, Jake Timm, Tyler Bruening, Daniel Hilsabeck, Daniel Adam, Brent Larson, Tim Ward, Matthew Larson, Curt Schroeder and more.

Current weather: Clear, 75°F

Next series race: September 15, La Salle Speedway (La Salle, IL) $20,000