The Chevron B9 is an open-wheel formula racing car, designed, developed and built by Chevron Cars, specifically designed to compete in Formula Three racing, in 1968. It was very successful, winning the British Formula Three Championship in its debut year, with Tim Schenken. It was originally powered by a 997 cc (60.8 cu in) Cosworth MAE four-cylinder engine, producing approximately 100–110 hp (75–82 kW).^[1][2][3][4]