This vintage poster from the 1981 Riverside International Raceway Can-Am Budweiser Grand Prix Weekend is a must-have for any racing enthusiast. The poster features bold colors and graphics that capture the excitement of the event. It is an original piece and is in very good condition. The poster is a great addition to any collection of vintage sports memorabilia. It is a rare find and will make a great conversation piece for any fan of racing history. Don't miss out on the opportunity to own this piece of racing history!