Chevron B21

The Chevron B21 is a 2-liter Group 5 sports prototype race car, designed, developed and built by British manufacturer Chevron, in 1972. Over its racing career, spanning 13 years, it won a total of 23 races (as well as 15 additional class wins), scored 45 podium finishes, and clinched 11 pole positions. It was powered by a naturally-aspirated 2.0 L Ford-Cosworth BDG, or BMW M12/7, four-cylinder engine, both making around 275 hp. Only 28 cars were built.