AUTO: AUG 21 Rolex Monterey Motorsports Reunion

August 21, 2016: 1981 BMW M1 IMSA Group 4 which competed in the 1981 IMSA GTO Endurance Series on display in the paddock at the Rolex Monterey Motorsports Reunion held August 18-21, 2016 at Mazda Raceway in Monterey CA. (Photo by Allan Hamilton/ Icon Sportswire)