Frostbuster Week Set to Launch Iowa IMCA Season April 1–4
By Ben Deatherage VINTON, Iowa (Mar. 3, 2026) — The traditional opening swing of the Iowa IMCA season returns as Frostbuster Week brings four Speedway Motors IMCA Weekly Racing divisions to four tracks in four consecutive nights of racing, April 1–4. Karl Kustoms IMCA Modifieds and Sunoco IMCA Stock Cars will each compete for $1,000 to win nightly, while Karl Kustoms IMCA Northern SportMods and Sunoco IMCA Hobby Stocks race for $500 top prizes at every stop. The 2026 Frostbuster schedule opens Wednesday, April 1 at Stuart Speedway, followed by Thursday, April 2 at Independence Motor Speedway. Marshalltown Speedway hosts the third night on Friday, April 3, with the finale set for Saturday, April 4 at Boone Speedway. Series champions will receive the largest shares of a $1,000 point fund and earn eligibility for Race of Champions events at the Speedway Motors IMCA Super Nationals fueled by Casey’s. Modified and Stock Car feature winners throughout the week will qualify for the Fast Shafts All-Star Modified Invitational and B&B Racing Chassis All-Star Stock Car Invitational, respectively. Stuart [Read More]
