HUMBOLDT, Kan. (March 16, 2026)—The silence of winter is about to be broken by the roar of high-performance engines this Friday and Saturday, March 20-21, for the Whitworth Spring Classic at the Humboldt Speedway.

Featuring the USRA Heartland Modified Tour, 'The Hummer' officially drops the green flag on the 2026 racing season with this high stakes doubleheader, marking the first race of the year in Humboldt, Kan., and serves as the season opener for the USRA Heartland Modified Tourpresented by Real Racing Wheels.

The Heartland Modified Tour brings the region's elite USRA Modified drivers to the legendary quarter-mile clay oval. Competitors will battle for early-season points and a massive purse in an event that has become a "must-win" on the Midwest dirt track calendar.

Honoring a Racing Legacy
The Whitworth Spring Classic pays tribute to the Whitworth family, whose thirty-year stewardship built Humboldt Speedway into a premier national dirt track destination. This weekend honors that history while looking forward to a 2026 season packed with speed and local pride.

Event Schedule & Details
Fans will witness two full nights of adrenaline-pumping action featuring the USRA Modifieds alongside Midwest Mods, Pure Stocks and Tuners.

• Location: 1663 Georgia Rd, Humboldt, KS 66748
• Friday Times: Pits 5:00 PM | Grandstands 6:00 PM | Racing 8:00 PM
• Saturday Times: Pits 4:00 PM | Grandstands 5:00 PM | Racing 7:00 PM
• Admission: Adults $20 | Seniors/Military $18 | Kids 10 & Under FREE

How to Watch
For those unable to attend in person, the entire event will be broadcast Live at www.RacinDirt.tv, ensuring fans across the country don't miss a single lap of the 2026 kickoff.

"There is no better way to start the 2026 season than with the Heartland Modified Tour," said Humboldt Speedway promoter John Allen. "The Whitworth Spring Classic is a tradition of speed, and we’re ready to see who takes the first checkered flag of the year."

For more information, visit www.humboldtspeedway.com or follow the Heartland Modified Tour at www.heartlandmodifiedtour.com.

The United States Racing Association heads into its 24th season of competitive racing. Featuring some of the best drivers in the country, the Summit USRA Weekly Racing Series once again showcases many of the premier racetracks across America, sanctioning more than 1,200 events annually and delivering high-level competition night after night.

For the 2026 season, the USRA is proud to welcome back the Iron Man Series for USRA B-Mods, adding even more excitement and depth to an already-stacked lineup alongside the Iron Man USRA Stock Car Series.

To learn more about the USRA, check out USRAracing.com and follow our social media platforms on Facebook, Instagram, TikTok, X and YouTube. To get USRA news and exclusive promotions delivered to your inbox, click here to sign-up.

Registration is open for Summit USRA Weekly Racing Series racers by calling (515) 832-6000, at the USRA website on the Downloads page or register online.

Summit USRA Nationals: The 13th Annual Summit USRA Nationals is slated for five nights from September 29 through October 3 at the legendary Lucas Oil Speedway in Wheatland, Missouri. USRA Modifieds, USRA Stock Cars, USRA B-Mods, USRA Hobby Stocks and USRA Tuners will be in action. For more information, visit lucasoilspeedway.com.

USRA OFFICIAL SPONSORS:, American Racer Racing Tires, Beyea Headers, Christie Door Company, Fast Shafts, FK Rod Ends, KSE Racing Products, Longacre Racing Products, Mesilla Valley Transportation, Nitroquest Media, PEM Racing Gears & Drivetrain, RacinDirt, Summit Racing Equipment, Sunoco Race Fuels, 

USRA PRESENTING SPONSORS: Boubin Tire & Automotive, Brodix Cylinder Heads, PBM Performance Products, YouDirt.com, 

USRA CONTINGENCY SPONSORS: AERO Race Wheels, AFCO Racing Products, Allstar Performance, Brinn Inc., Bryke Racing, Champ Pans, CPT Racing MFG, Dirt Gangster Apparel, Dynamic Drivelines, Edelbrock, Gorsuch Performance Solutions, Hooker Narness, Hyperco, Integra Racing Shocks & Springs, JE Pistons, Kevko Racing, Keyser Manufacturing, KS Engineering, Landrum Performance Springs, MD3, MSD Performance, Performance Bodies & Parts, QA1, Quarter Master, QuickCar Racing Products, RaceQuip, RacerWebsite.com, Real Racing Wheels, Rush RaceGear by Austin Witt, Sweet Manufacturing, Swift Springs, Sybesma Graphics, Total Power, Wehrs Machine & Racing Products, Wilwood Disc Brakes, Zamp Racing BSB Manufacturing.

Drivers: RacerWebsite has been designing and operating websites for racers more than 25 years. All websites are responsive and you can update right from victory lane. They look great on any device, plus they're easy to update, that means you look great even if your sheet metal doesn't. Check out RacerWebsite.com

Track Operators: Nitroquest the leader in producing websites for race track owners that reach the audience you need to put butts in the seats, impress sponsors and let racers know you're serious about winning. Email info@nitroquest.com for more details.