The fourth season of the USRA Iron Man Challenge will kick off the 2013 campaign as the USRA B-Mods join the USMTS Modifieds at the Humboldt Speedway on Friday, March 8, and the Valley Speedway on Saturday, March 9.

Officials from the United States Racing Association have released the 2013 schedule for the USRA Iron Man Challenge featuring USRA Stock Cars and USRA B-Mods.

Officials, drivers, sponsors and fans of the United States Racing Association were shocked and saddened Thursday at the passing of Humboldt Speedway owner Ron Whitworth. He was 49.

The Humboldt Speedway will be hosting the USRA Mo-Kan Nationals on Friday and Saturday, Oct. 26-27, with a $3,000 top prize posted for the USRA Modified feature winner and $2,000 for the USRA B-Mod main event winner.

The Justin “Whitey” Folk saga at Humboldt Speedway opened another chapter Friday as he took the lead in the first circut of the 25-lap feature, then wired the field.

Humboldt Speedway threw the spectator gates wide open Friday night (no charge for general admission) as a way of saying thanks. More than 3,600 people packed every available seat.

Wide open competion was evident in all classes Friday at the Humboldt Speedway, none more so than the Ray's Metal Depot USRA B-Mod feature.

It was a thriller in the USRA Modifieds Friday at the Humboldt Speedway as John Allen and Terry Beckham II dueled lap after lap, trading the lead on multiple ocassions.

In USRA Modified action Friday night at the Humboldt Speedway, Johnny Bone Jr. remains the man to beat, racking up yet another impressive feature win.

The heavy hitters were all in place for Friday's USRA B-Mod race at the Humboldt Speedway.