Formula One car - Wikipedia
https://en.wikipedia.org/wiki/Formula_One_carModern-day Formula One cars are constructed from composites of carbon fibre and similar ultra-lightweight materials. The minimum weight permissible is 740 kg (1,631 lb) including the driver but not fuel. Cars are weighed with dry-weather tyres fitted. Prior to the 2014 F1 season, cars often weighed in under this limit so teams added ballast in order to add weight to the car. The advantage of using ballast is that it can be placed anywhere in the car to provide ideal weight di…