AUTO: MAY 20 Spring Classic

MONTEREY, CA - MAY 20: Close up view of a set of Mikuni cards on a Datsun 510 in the paddock during a break at the Spring Classic races held May 19-21, 2017 at Mazda Raceway, Laguna Seca in Monterey, CA. (Photo by Allan Hamilton/CalSports Photomedia)