Crang notably competed in the World Sportscar Championship, entering five 24 Hours of Le Mans in the 1980s.

Crang teamed up with Ian Taylor and Mario Hytten to enter the Brands Hatch 6h, on the calendar of the World Manufacturers’ Championship in 1980.

[2] Crang competed for two seasons in the British Formula Atlantic championship, notably finishing 4th at the 1982 Macau Grand Prix.

[4] The three would go on to compete in a full season of the World Sportscar Championship in 1984, winning five races in the Junior Group C category.

[5][6] Crang competed in his final race at the 1988 Sandown Park Supersprint 360km driving a Porsche 962 with former teammate Lee-Davey.