SCCA's U.S. Majors Tour completed its 2016 slate of events Sunday with the final seven races of the Northern Conference at Grattan Raceway. Twenty-three drivers took class wins, and finalized the remaining points Championships in the process.John Buttermore's run to the Group One win was more straight-forward than on Saturday,...

Calvin Stewart, of Novi, Mich., won the SCCA Formula 500 National Championship as part of the Runoffs Presented by Garmin VIRB, in a study of two drivers having the advantage at different parts of the Daytona International Speedway circuit. Matthew Strand, of Covington, Ga., took home a hard-fought second place,...

Calvin Stewart, of Novi, Mich., won the SCCA Formula 500 National Championship as part of the Runoffs Presented by Garmin VIRB, in a study of two drivers having the advantage at different parts of the Daytona International Speedway circuit. Matthew Strand, of Covington, Ga., took home a hard-fought second place,...