Images at Guards' F3 Trophy
Peter Westbury, Brabham BT21B Ford leads Tetsu Ikuzawa, Brabham BT21B Ford, David Morgan, Brabham BT15 Ford John Miles, Lotus 41X Ford, Charles Lucas, Titan Mk 3 Ford, Tony Lanfranchi, Brabham BT21 Ford and Mike Keens, Brabham BT21B Ford.