the actual car driven by Jim Clark - legendary double-Formula 1 World Champion and 1965 Indianapolis 500 winner - in the 1967 Rex Mays '300' road race at Riverside, California. The Vollstedt-Ford chassis serial '67B' is up for sale

The Ex-Jim Clark, Rex Mays '300' at Riverside, Ex-Cale Yarborough, Gordon Johncock, Tom Sneva, George Follmer, John Cannon...and even Chris Amon 1967 Vollstedt-Ford 67 USAC 'Indianapolis' Racing Single-Seater

https://cars.bonhams.com/auction/31959/lot/24/1967-vollstedt-ford-67-usac-indianapolis-racing-single-seater-chassis-no-67b