The 2015 season will be the sixth for the Holley Iron Man Series featuring USRA Stock Cars and USRA B-Mods, and the boldest campaign to date will kick off with a tripleheader in Kansas and Missouri, March 20-22.

The 2015 racing season will be the sixth for the Holley Iron Man Series, and the biggest and boldest schedule yet is in place for the popular series featuring USRA Stock Cars and USRA B-Mods.

John Allen turned in a flawless performance in winning the USRA Modified feature while his son, Dylan Allen, joined him in victory lane by winning his second USRA B-Mod feature of the year.

It may well have been the most exciting USRA B-Mod feature of the year Friday night at the Humboldt Speedway.

Two weeks remain in the 2014 season at Humboldt Speedway, and points battles are tight at the Humboldt Speedway.

As water fell from the skies over Humboldt Friday night, Jeremy Chambers took a commanding win in this week's USRA Modified feature.

The USRA Stock Cars and USRA B-Mods joined the USMTS Modified at the Humboldt Speedway Friday night.

After a week off, Humboldt Speedway action was hotter than ever on Friday, Aug. 1, with Tim Van Gotten, Travis Smith and Jeremy Wilson taking the wins.

The need for speed runs deep in Dylan Allen’s family and now he is on his way to fame, winning his first feature ever in the USRA B-Mod division Friday at the Humboldt Speedway.

Dustin Beisley rang up his first-ever feature victory in Friday’s USRA B-Mod feature at the Humboldt Speedway.

The long Independence Day weekend kicked off on Thursday, July 3, at Humboldt Speedway with an enormous fireworks display and red hot racing action on the Kansas dirt.

On the eve of one of the season's biggest races at Humboldt Speedway, promoters Rhenda and Ryan Whitworth threw open the track gates for Pack The Stands Night where all spectators get in free.