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Mark Sundberg is an American racing driver whose career on record consists of a single start in the IMSA Pilot Challenge series with FraSun Racing. His time in the series did not yield any championships, wins, or podium finishes, reflecting a brief tenure at this level of competition. Sundberg is currently listed as retired from active competition.[1]
In his lone recorded season, 2026, Sundberg competed in one round for FraSun Racing, finishing without a win or podium and placing 32nd in the final standings. His Racer Rating stands at 1,821, ranking him 5492th among active drivers on a scale where the sport's elite typically score between 10,000 and 11,500. This rating and ranking situate Sundberg's single-race career at the periphery of the broader competitive field within IMSA Pilot Challenge history.
SOURCES: [1] INDEXED RACE CLASSIFICATIONS