The SeniorMax class endeavours to provide performance approaching that of conventional racing karts combined with low running costs and low noise levels.

Engine:

The only engine permitted in this class is the Rotax FR125 MAX. This engine is a single cylinder, liquid cooled, reed valve two stroke. All engines must be sealed between cylinder and crankcases with an official seal to prevent modification and the engines are issued with an official identity card. No modifications to the engine and its ancillaries may be made to ensure a level playing field..

Brakes: Hydraulic disc brake operating on rear wheels only.

Tyres:

Dry: VEGA SL6 Marked ‘JAG’ 10x4.60-5 front, 11x7.10-5 rear.

Wet: VEGA W2 Marked ‘JAG’ 10x4.20-5 front 11x6.00-5 rear.

Weight: Minimum of 162kg including driver at all times.

Number Plates: Blue with white numbers.

Age: The class is open to any driver aged 16 or over. A junior may transfer to this senior class at any time during the year that he/she achieves their sixteenth birthday.

ROTAX SENIOR MAX/177

Minimum weight limit of 177kg including driver at all times. The driver must, in full racing equipment, weigh a minimum of 85kg at all times. In all other respects the class must follow Formula Rotax 125 Max regulations.

Number Plates: Green plates with white numbers.