1975 W.Glen Holbert-Gregg, Daytona 250 Miles Holbert, Mid Ohio Holbert, Road Atlanta Holbert – Al Holbert’s car is one of the most beautiful and well-known among those that graced the Imsa circuits in the 1970s. The ones pictured here came in 1st place (Mid Ohio), 13th (Daytona final) and 2nd (Road Atlanta)
