Mini and Micro Max made their debut at the Zwartkops Club Race this last weekend. It was the second round of the Rand Kart Club Club Championships. Four Micro Max's and six Mini Max's took to the track.

• results

Why are we introducing two new classes into karting?

• Drivers with national licence are allowed to race outside their home countries Rotax Micro and Mini MAX classes integrated into Rotax MAX Challenge Grand Finals Next Rotax MAX Challenge Grand Finals in Italy will see the longest kart line-up ever.

The latest decisions of the MSA Karting Commission are summarised here where applicable to the Rotax Series classes. The MSA Karting Commission will issue a notice in due course which is the only official version – this is just a heads up.