April 23 – 26, 2026 | Sonoma Raceway – Sonoma, CA
Group 1 3 4 5b Practice
Group 1 3 4 5b Qualifying
Group 1 3 4 5b Sprint Race 1
Group 1 3 4 5b Sprint Race 2
Group 1 3 4 5b Sprint Race 3
Group 2 Practice
Group 2 Qualifying
Group 2 Sprint Race 1
Group 2 Sprint Race 2
Group 2 Sprint Race 3
Group 5a 7 9 11a 11b Practice
Group 5a 7 9 11a 11b Qualifying
Group 5a 7 9 11a 11b Sprint Race 1
Group 5a 7 9 11a 11b Sprint Race 2
Group 5a 7 9 11a 11b Revised Sprint Race 3
Group 6 12a Practice
Group 6 12a Qualifying
Group 6 12a Revised Sprint Race 1
Group 6 12a Sprint Race 2
Group 6 12a Sprint Race 3
Group 8 12b Practice
Group 8 12b Qualifying
Group 8 12b Sprint Race 1
Group 8 12b Sprint Race 2
Group 8 12b Sprint Race 3
Group 10 Practice
Group 10 Qualifying
Group 10 Sprint Race 1
Group 10 Sprint Race 2
Group 10 REVISED Sprint Race 3
Historic Stock Car Association – Sprint Race
Hoosier Tire 2.5 Challege