Twenty-five cars will contest the GB3 season opener this weekend at Oulton Park, the largest single-seater grid in the UK in more than five decades.
All in GB3
Costa Toparis confirmed for GB3 campaign
Costa Toparis will make his full-season European racing debut in the 2023 GB3 series.
Marcos Flack joins GB3 with Douglas Motorsport
Australian rising star Marcos Flack will contest the 2022 GB3 championship with Douglas Motorsport.