Brian Groza’s 1975 Sauber C4 leads the 1972 Lola T-290 of Keith Frieser. Photo: Dennis GrayDavid Andrews enjoyed a good run in the lobster-liveried March 83G-Chevy. Photo: Dennis GrayFeatured marque LeGrand was well-represented by, among others, this 900-cc Mk18 DSR from 1974. Photo: Dennis GrayNick Colonna dives down Laguna’s famous Corkscrew in his classic Lola T70-Ford. Photo: Dennis Gray