SYNTHESIZED FROM 1 SOURCE · UPDATED 0H AGO
Mark Defer is a driver whose competitive record centers on a single appearance in the SCCA Runoffs. Across his tracked career, he made one start without recording a win or a podium finish, and he did not claim any championships during his time in the series. No team affiliation is listed in his record, and his nationality is not specified. Defer's current status in the database is marked as retired.[1]
In the 2026 season, Defer participated in one round, finishing without a win or podium and placing 453rd in the final standings. His Racer Rating stands at 1,330, positioning him 10,623th among active drivers on a scale where the world's top competitors typically range from 10,000 to 11,500. This rating reflects a single-start career that offers a limited but documented data point in his motorsport record.
SOURCES: [1] INDEXED RACE CLASSIFICATIONS