2026 IMCA Speedway Motors Super Nationals fueled by Casey’s
Winebarger Wins at the Wire and Nolan Takes Super Nationals Prelude Stock Car Victories
By Ben Deatherage BOONE, Iowa (Sept. 5, 2026) — The first night of the NAPA Auto Parts Double Down Prelude brought a massive field of competitors to Boone Speedway on Saturday, with Karl Kustoms IMCA Modifieds, Sunoco IMCA Stock Cars, and Mach-1 IMCA Sport Compacts taking center stage. Collen Winebarger survived a wild final lap to capture the second 25-lap Sunoco IMCA Stock Car feature by just 0.128 seconds. Troy Jerovetz drove the Tracy Thrun-owned No. 01 to the early lead while Winebarger, a two-time Oregon Modified State champion wheeling the Terminator Chassis No. T1 house car, applied the pressure. Winebarger eventually worked his way to the front and began pulling away before a caution on lap 13 changed the complexion of the race. Jerovetz regained the lead on the restart, while Jimmy Gustin used a strong restart to move into second. Gustin began pressuring Jerovetz on lap 16 and took command one circuit later. The two-time defending Marshalltown Speedway track champion and 2010 Modified Super Nationals winner appeared to be in control until trouble in [Read More]
