Competitors aged in the calendar year of their 15th birthday and over.
Chassis to KartSport New Zealand specs
Vortex ROK DVS 125cc 2 stroke engine to KartSport New Zealand specs
Full size muffler
Direct drive with a decompression valve for starting.
Minimum weight of kart and driver 163kg
Pump petrol only
Motul Grand Prix 2T oil only
Front-wheel brakes not permitted
KartSport New Zealand contracted tyres only
This is a Senior class for national competition in NZ.
KZ2
Competitors aged in the calendar year of their 15th birthday and over.
Chassis to KartSport New Zealand specs or CIK homologated
125cc reed valve engine as homologated by the CIK for the KZ2 class with the homologated gearbox ratios, homologated exhaust and a CIK homologated inlet silencer for the respective engine.
Minimum weight of kart and driver 175kg
Side pods, nose cone and front console bodywork compulsory
Pump petrol only
Dry tyres: KartSport New Zealand contracted tyres only
Wet Tyres: CIK homologated tyres as per the KartSport New Zealand tyre list.
This is the Senior International gearbox class.
125CC ROTAX MAX LIGHT
Competitors aged in the calendar year of their 15th birthday and over.
Chassis to KartSport New Zealand specs
Bombardier Rotax FR125 MAX engine to KartSport New Zealand specs
Minimum weight of kart and driver 165kg
Front wheel brakes not permitted
Nose cones and side pods compulsory
Pump petrol only
KartSport New Zealand contracted tyres only
This is a 125cc non gearbox 'keystart' class for national racing in NZ.
125CC ROTAX MAX HEAVY
Competitors aged in the calendar year of their 15th birthday and over.
Chassis to KartSport New Zealand specs
Bombardier Rotax FR125 MAX engine to KartSport New Zealand specs
Minimum weight of kart and driver 185kg
Front wheel brakes not permitted
Nose cones and side pods compulsory
Pump petrol only
KartSport New Zealand contracted tyres only
This is a 125cc non gearbox 'keystart' class for heavier competitors racing in NZ.
ROTAX DD2
Competitors aged in the calendar year of their 15th birthday and over.
Eligible engine: Bombardier Rotax 125 Max DD2 to KartSport New Zealand specs.
MAW 173kg.
Clutch: Obligatory Must be original Rotax clutch (Rule M2)
Fuel: Pump petrol (Rule L4.1)
Tyre restricted class: (Rule L3.5)
Brakes: operating on front and rear wheels mandatory.
No carbon fibre/kevlar nor composite materials are permitted except for seat and undertray.