Skip to content
Proudly sponsored by
HOME
COMPETITION
National Calendar
Queensland Events
Victorian Events
New South Wales Events
South Australian Events
Western Australia Events
Competition Rules
CARS
Specifications of Automobiles
Eligibility Officers
Preparing your Car
Engine Sealing
Engine Sealers
Engine Sealing database
Minimum weights
Historic Component Substitution
Approved Component Substitutions
Approved Tyre List
Vehicle Signage
Historical Eligibility Information
FORMS
Forms
Code of Conduct
NEWS
CONTACT
AHTCA MINUTES
TECHNICAL FORUMS
EO Resources
Chat room
GNWG Purpose and Scope
GNWG Meeting Minutes
Eligibility Officer Meeting Minutes
Group N Extension Concept Papers
HOME
COMPETITION
National Calendar
Queensland Events
Victorian Events
New South Wales Events
South Australian Events
Western Australia Events
Competition Rules
CARS
Specifications of Automobiles
Eligibility Officers
Preparing your Car
Engine Sealing
Engine Sealers
Engine Sealing database
Minimum weights
Historic Component Substitution
Approved Component Substitutions
Approved Tyre List
Vehicle Signage
Historical Eligibility Information
FORMS
Forms
Code of Conduct
NEWS
CONTACT
AHTCA MINUTES
TECHNICAL FORUMS
EO Resources
Chat room
GNWG Purpose and Scope
GNWG Meeting Minutes
Eligibility Officer Meeting Minutes
Group N Extension Concept Papers
Proudly sponsored by
MENU
HOME
COMPETITION
National Calendar
Queensland Events
Victorian Events
New South Wales Events
South Australian Events
Western Australia Events
Competition Rules
CARS
Specifications of Automobiles
Eligibility Officers
Preparing your Car
Engine Sealing
Engine Sealers
Engine Sealing database
Minimum weights
Historic Component Substitution
Approved Component Substitutions
Approved Tyre List
Vehicle Signage
Historical Eligibility Information
FORMS
Forms
Code of Conduct
NEWS
CONTACT
AHTCA MINUTES
TECHNICAL FORUMS
EO Resources
Chat room
GNWG Purpose and Scope
GNWG Meeting Minutes
Eligibility Officer Meeting Minutes
Group N Extension Concept Papers
NEWSLETTER SIGNUP
EO Resources
EO Resources
Nic van den Berg
2026-08-28T12:13:31+10:00
Eligibility Officer Procedures
Vehicle Specification Sheets
Vehicle Reference Sheets
Vehicle Weights
Vehicle Component Substitutions
Vehicle Engine Seal Forms
MA Manual Group N Specification Chapter
MA Manual Rule Clarifications effective from 1 January 2026
MINOR INELIGIBILTY
MCM Entry List
MCM Disclaimer
MCM Schedule
MCM Supp Regs
MCM Further Supp Regs
Comparison of C, Nc and Nb
Page load link
Go to Top
