I-35 Speedway races moved to Sunday
Races scheduled for Saturday night, April 17, at the I-35 Speedway are being moved to Sunday afternoon, April 18. Racing starts tomorrow at 4:30 p.m. Gates open at 1:30. We look forward to seeing everyone tomorrow Sunday for an afternoon and evening of g … read more

Missouri One Call/CARB Night this Saturday at I-35 Speedway
Super-exciting door-to-door nose-to-tail auto racing is planned for this Saturday April 17, at the I-35 Speedway. We plan to race Saturday, April 17, as scheduled but inclement weather Plan B, if needed, is racing on Sunday, April 18. Weather forecasts a … read more

I-35 Speedway canceled for April 10
Racing for Saturday, April 19, is canceled at the I-35 Speedway due to overnight moisture. We look forward to seeing everyone next weekend. Flex scheduling is upcoming with the weather in April. Some weekends the best day maybe a Sunday, what with forecaste … read more

Triple H Realty Night this Saturday at I-35 Speedway
Excitement is back with racing every Saturday night at the I-35 Speedway in Winston, Mo. Opening night was a huge blast of fun with 116 competitors and both the Medieval USRA Stock Cars and USRA Modifieds going green to checkered—a testimony to great  … read more

Johnson, Bouzek, Issacs soar to opening night checkers at I-35 Speedway
Mother Nature finally graced the I-35 Speedway with great weather as the Winston, Missouri, dirt oval got opening night in on this Easter Weekend. With 115 cars checked into the pit area, the parking lot was lined with cars as far as the eye could see and t … read more

I-35 Speedway hoping third time's a charm
We are Racing! Third time is a charm! Saturday, April 3, I-35 Speedway launches the 2021 Racing Season with the McCarthy Auto Group Season Opener. Come and enjoy the sights, the sounds, the smells, the taste, and the feel of horsepower shaking the ground as th … read more

I-35 Speedway postpones season opener to April 3
I-35 Speedway’s track crew is notorious for getting in races and battling track conditions to ensure the best possible track for the competitors. This includes intermittent stoppages during the races to smooth over any rough spots with the tractor and bo … read more

PRI continues fight against EPA overreach
The U.S. District Court in Arizona has declined to make a ruling in the lawsuit between the EPA and Gear Box Z. The EPA claims that the Clean Air Act does not allow a motor vehicle to be converted into a racing vehicle used solely for competition and that equipment installed to make the conversion is illegal. … read more

I-35 Speedway season opener this Saturday
The long wait is over! It is Race Time, I-35 Speedway style! Saturday, March 27, I-35 Speedway returns to action with the McCarthy Auto Group Season Opener. Come and enjoy the thunder of the engines roar, smell the spent racing fuel, watch the fire flying out  … read more

I-35 Speedway adjusts schedule
Opening night at I-35 Speedway is being changed to March 27. This past weekend, weather has damaged some of the billboards and the forecast does not provide time to appropriately dry the facilities. Instead, track management is making a weather-based adjus … read more

Carpenter's Classics Sponsor Video

Hwy 36 Auto & Diesel Sponsor Video

Highlights: USRA Heartland Modified Tour 4/12/25
Highlights from the USRA Heartland Modified Tour presented by Real Racing Wheels featuring the Summit USRA Weekly Racing Series at the I-35 Speedway in Winston, Mo., on Saturday, April 12, 2025. Video provided by RacinDirt. Check us out at https://usraracing.… watch video