Car Regulations

Car Regulations

NZ Six racing is split into two race categories

  • HQ Holden
  • Holden Commodore and Ford Falcon

To ensure fair competition, cars must meet a set of specifications/regulations to qualify for racing.
The specifications provided on this page are a brief summary only, intended to give an idea of the requirements for the classes of competing car.

If you are serious about purchasing a car please contact us first and/or read the full technical regulations.

Full Technical Regulations

HQ Holden
Super Six- Holden Commodore VN/VP
Super Six- Ford Falcon EA/EB
Super Six- Ford Falcon AU

Amendments

S6-19-A001 Amendment

HQ Holden Brief Specs

Car: 4 door Holden HQ sedan
Year of car: 1971 through 1974
Vehicle Weight: 1365 kg min (including driver)
Ride Height: 100mm ground clearance
Car Width: Front: 1865 mm to 2005 mm
Back : 1848 mm to 1888 mm
Wheel: 2789 mm to 2849 mm 15X7 RANGER 0 5/120.65 HYPER
Tyres: Nankang XR611 215/60R15 tyres

Car must have a Rollcage

Engine Specs

Must be an HQ Holden 202, six cylinder in-line engine. Please check full technical regulations for further details and allowable modifications.

Holden Commodore VN/VP Brief Specs

Car: 4 door Holden Commodore VN/VP sedans
Engine Holden 3.8 litre V6; KiwiCams ground camshaft; Mahle race pistons; controlled by EMS ‘Stinger’ ECU; Coby exhaust system
Gearbox 5 speed BorgWarner T5
Differential 3.45:1 ratio with mini spool fitted
Suspension Pedders supplied suspension kit incorporating shock absorbers, springs sway bar, brushes, etc.
Brakes BNT Automotive supplied PBR twin piston callipers & DBA rotos fitted to standard uprights, hub and mounting kit.
Wheels 17X8 ACUTE 42 5/120 HYPER.
Tyres NITTO NT01 225/45R17 COMPETITION
Vehicle Weight: 1350 kg min (including driver)

Ford Falcon EA/EB Brief Specs

Car: 4 door Ford Falcon EA/EB (Series 1 EB only) sedans
Engine Ford 3.9 litre six cylinder, multi-point electronic fuel injection; KiwiCams ground camshaft; Mahle race pistons; controlled by EMS ‘Stinger’ ECU; Coby exhaust system
Gear Box 5 speed BorgWarner T5OD
Differential 3.45:1 ratio with mini spool fitted
Suspension Pedders supplied suspension kit incorporating shock absorbers, springs sway bar, brushes, etc.
Brakes BNT Automotive supplied PBR twin piston callipers & DBA rotos fitted to standard uprights, hub and mounting kit.
Wheels 17X8 ACUTE 6 5/114.3 HYPER
Tyres NITTO NT01 225/45R17 COMPETITION
Vehicle Weight: 1450 kg min (including driver)