Title: B4/Renault ABkC KF2 National Championship

Overview: Replaces Formula ICA and is one of the hardest fought and popular classes. It provides a stepping stone for seniors on their way to KF1 as well as a lower cost alternative for drivers who want to compete at the highest level.

Driver age: 16 (or 15 with international licence)

Engine: 125cc reed valve. Max 15,000rpm

Drive: Direct drive, with clutch

Tyres: Bridgestone

Chassis: CIK homologated.

Identification: White plate, black numbers

Format: Ten-minute timed session determines grid positions for two heats; best 24 drivers progress to two finals, both scoring championship points. Finishing order of final one is grid order for final two. 12 championship races (six events) with the worst two scores (not including disqualifications) dropped.