I defected to Ford racing with Alan Mann, driving Lotus Cortinas, Mustangs and Falcons. In formula racing, I was driving for Ken Tyrrell. Ken expected feedback from his drivers during testing, qualifying and races. Without this feedback, it was impossible to set up or improve the handling and efficiency of a car. It didn’t matter whether I was driving an F2, F3 or FJ car, when I took a car out on the track as soon as I got back…

Procter and teamate Jimmy Blumer raced the Tiger coupe at Le Mans in 1964, even though the better decision would have been to withdraw the car.