Mini-60
8-12
Championships feature a number of different classes based on driver age and kart specification. Each class has its own races within the meeting.
8-12
International CIK-FIA sanctioned kart racing class for drivers aged 8 to 12, featuring 60cc 2-stroke engines producing roughly 8–10 HP. As a premier, highly competitive feeder category, it is known for producing future talent, such as Max Verstappen, and is designed to teach advanced racecraft, technical adjustment skills, and high-speed cornering.
12-14
It has been talked about since the beginning of the OK-N project, and the OKN-Junior is now a reality. Full-scale tests have enabled the CIK-FIA to validate the definition of the OKN-Junior engine to extend the OKN’s field of action to younger drivers as easily as possible, with a simple exhaust flange. A single engine unit can therefore power drivers in both categories of the most accessible competition offered by the CIK-FIA for national markets.
15+
OK-National (OK-N) is an FIA-sanctioned, international direct-drive karting class launched in 2023 to provide a more affordable, competitive, and technically accessible path for national-level drivers aged 15+
The Silverstone karting track is a new, FIA-licensed international-grade circuit that opened in Autumn 2025. At 1,377 meters long, it has six different configurations and was designed with input from former F1 drivers David Coulthard and Anthony Davidson. It is open to the public for leisure driving and can accommodate corporate events and professional racing, with aspiring race drivers able to start from age six.