AUTO: MAY 20 Spring Classic

MONTEREY, CA - MAY 20: A 1975 Porsche Carrera RSR 3.0 driven by Alan Terpins from Sao Paulo, SP (#01) competed in Grp B at the Spring Classic races held May 19-21, 2017 at Mazda Raceway, Laguna Seca in Monterey, CA. (Photo by Allan Hamilton/CalSports Photomedia)