2023 Stock Series

The 2023 Stock Series was the 30th season of Stock Series. The season started at the Autódromo José Carlos Pace on April 22. The final race of the season was held at the same circuit on December 17. The championship was won by Zezinho Muggiati.

Teams and drivers
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 * All cars were powered by V8 engines and used the JL chassis.

Schedule
The schedule for 2023 was released on 20 December 2022. On 14 April 2023, the rounds and tracks were confirmed and the official calendar was released

Championship standings
Points are awarded for each race at an event to the driver/s of a car that completed at least 75% of the race distance and was running at the completion of the race. Before the last round, the four worst results are discarded. Races in which a driver has been disqualified cannot be discarded. The second race of each event is held with partially reversed top ten grid.
 * Points system


 * Drivers' Championship