Guards' F3 Trophy: Cyd Williams, Brabham BT21 Ford / Lucas leads Keith Jupp, Brabham BT21B Ford, Ian Ashley, McLaren M4A Ford, Dave Berry, Brabham BT21B Ford and Howden Ganley, Brabham BT21 Ford
Cyd Williams, Brabham BT21 Ford / Lucas leads Keith Jupp, Brabham BT21B Ford, Ian Ashley, McLaren M4A Ford, Dave Berry, Brabham BT21B Ford and Howden Ganley, Brabham BT21 Ford