Evans followed the usual route through to Formula One, via Formula Ford, Formula 3 and Formula 5000, winning the 1974 Rothmans 5000 European Championship. After a season with the struggling BRM team in 1975, Evans tested and occasionally raced for Lotus the following year. He subsequently drove a Brabham for RAM in the 1976 British Grand Prix, before he moved to the Aurora F1 Championship in the late 1970s.