https://www.race-database.com/driver/driver.php?driver_id=mbork1&year=2000&series_id=6
2000 Mike Borkowski Grand American Road Racing Championship results: race-database.com
The first site to include complete statistics for every major racing series
american road racing
https://www.the-engraver.com/305.html
Zippo Model # 305, Grand American Road Racing, Zippo Lighter
Engraveable Zippo Lighter - Grand American Road Racing
american road racingzippomodelgrandlighter
https://race-database.com/driver/driver.php?driver_id=smaxw1&year=2001&series_id=6
2001 Scott Maxwell Grand American Road Racing Championship results: race-database.com
The first site to include complete statistics for every major racing series
american road racing
https://americanoffroadracingchampionship.com/classes/
AORC - American Off-Road Racing Championship Classes
The American Off-Road Racing Championship (AORC) is North America's premier desert racing league, uniting Best in the Desert and Unlimited Off-Road Racing.
off road racingamericanchampionshipclasses