INVITED CARS CLASS Learn More Home of Improved Production

Round 4: 10th July –
SMSP Brabham Circuit – Day/ Night meeting

10 July 2021

Welcome to the home of IMPROVED PRODUCTION RACING

Improved Production, formerly known as 3J Club Cars, is the fastest growing category of circuit racing in Australia. An Improved Production car is loosely based on a modified road car, and is made popular by the fact that it is fast and relatively inexpensive, as far as race cars go.

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