Sonoma Raceway, Sonoma, CA April 10โ12, 2015 Jonathan Burke, raced his 1973 Brabham BT40.Photo: Brad Fox Tim Barnesโ โ51 Jaguar XK 120 leads Lars Mapsteadโs โ52 XK 120 and Nick Colonnaโs โ63 Jaguar XKE Low Drag Coupe.Photo: Brad Fox Thor Johnsonโs โ74 BMW CSL.Photo: Brad Fox Dalmo de Vasconcelos raced his tidy 1976 Ralt RT1.Photo: Brad Fox