The International Wheel Formula 26 (IWF26) returns with a spectacular line‑up, organized by the renowned IAME. From 19 October to 24 October 2026, the world’s most talented kart drivers will converge on the Leopard Circuit Viterbo, located at S.da Cassia Nord, Km. 90+300, 01100 Viterbo VT, for a week of high‑octane competition.
Leopard Circuit Viterbo, set amid the rolling hills of the Lazio region, offers a perfect blend of technical corners and fast straights that challenge drivers of all skill levels. The nearby historic city of Viterbo—often called “the city of the Popes”—adds a cultural flair to the event. Visitors can explore its medieval towers, the stunning Papal Palace, and enjoy the vibrant local cuisine, making the race weekend an unforgettable experience both on and off the track.
All participating karts will be powered by IAME engines, ensuring a level playing field and the highest performance standards. The event features a comprehensive range of categories, catering to both seasoned racers and emerging talents:
Each class will battle for podium positions, with points contributing to the overall IWF championship standings. Whether you are a fan of the lightweight agility of the S125 or the raw power of the X30 series, IWF26 promises thrilling duels, close finishes, and plenty of overtaking action.
For more detailed information, entry lists, and live updates, visit the official event page: IWF26 – Leopard Circuit Viterbo.
Mark your calendars, pack your racing gear, and join us in Viterbo for a week where speed, skill, and Italian hospitality collide on the tarmac!