BriSCA Formula 1 Stock Cars is a class of single-seater stock-car-racing in the UK with custom-built cars, with races conducted on walled oval tracks of either shale or tarmac of approximately a quarter-mile in length. The cars follow open wheel design principles, and there are no horsepower restrictions for the engines. Drivers may use any engine they choose, with Chevrolet based small or big block V8 engines being the most popular. The season runs from March through to November, with occasional meetings over the Christmas period.

Stock car racing in the United Kingdom covers a number of different oval racing formulas. Contact is allowed in UK stock car racing, that is, if you are unable to pass an opponent using speed alone, you are allowed to push or hit your opponent in order to pass. The degree of contact allowed varies between categories.